Part 1: Which, if any, substance is soluble in water?
Part 2: Explain how the data helped you determine solubility for both substances for temperatures 20 °C to 80 °C

Answers

Answer 1

Answer:

Part 1: Sugar and salt

Explanation:

I only have the answer for part one sorry


Related Questions

Where are you most likely to find ligaments in the body?

A joints between long bones

B joints between two or more irregular bones

C joints between a long bone and a short bone

D joints between muscles and bones

Answers

Answer:

( A. joints between long bones )

Answer: joints between long bones

Explanation:

You are a scientist and would like to know if a new fertilizer will help plants grow faster. What would the control group be?

A)The group that gets only water, no fertilizer

B)The group that gets water and fertilizer

Answers

Answer: The group that gets only water no fertilizer

Explanation:

The control group does not have an additive

The control group will be the group that gets only water, no fertilizer. Thus, option A is correct.

What is function of fertilizer ?

An additional organic or inorganic substances which is added to soil or plants to increase the crop productivity is called as fertilizer.

It contain plant growth promoting nutrients like nitrogen, potassium, and phosphorus; For example, urea, anhydrous ammonia, etc.

The organic fertilizer is derived naturally from plants and animals. It enriches the soil nutrient level, encourage microbial reproduction.

Organic fertilizers are Agricultural Waste, Manure, municipal sludge etc.

Inorganic fertilizers generated chemically contain inorganic nutrients for crop growth; It can be up two types.

Nitrogen fertilizers where nitrogen is the primary element as it is constituent of chlorophyll, maintain the process of photosynthesis, thus improve the crop production.

Phosphorus fertilizer, increases the plant root growth as the protoplasm of the cell contains phosphorus, important for cell growth and proliferation.

Thus, option A is correct.

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name of locomotory and breathing organs of shark

Answers

Answer:

Respiratory system

Explanation:

Like other fishes, sharks extract oxygen from water as it passes over their gills.

raspatory system? idk

Which of the following is an example of how enzymes are catalyst?


A. Enzymes can alter the free energy change (∆G) for a chemical reaction.

B. Enzymes increase the free energy of the reactants to make the reaction go faster.

C. Enzymes provide the activation energy for the reactions they facilitate.

D. Enzymes lower the activation energy so that reactants absorb enough energy to reach transition state.

Answers

Answer:

d

Explanation:

MAKING BRAINLIEST, THANKS AND FIVE STARS TO CORRECT ANSWER!! PLZ AND THANK YOU. HAVE A GREAT DAY :D

A sperm cell joins with an egg cell during:


fertilization


pollination


mitosis


growth

Answers

Answer:

Fertilization !!

Explanation:

When the egg and sperm cells combine in fertilization, they merge the two sets of chromosomes.

Hope i helped :)

Which of the following explains why antibiotics will not work against a viral infection?

a
Viruses replicate at such an accelerated rate that antibiotics are unable to control colonization and growth.

b
Viruses create highly resistant endospores that preserve their genetic material against antibiotics.

c
Viruses are not cellular and do not contain the lipid and protein markers targeted by antibiotics.

d
Viruses exchange genetic material with nearby bacteria that have become resistant to antibiotics.

Answers

Answer:

C.

Explanation:

Viruses don't have cell walls that can be attacked by antibiotics; instead they are surrounded by a protective protein coat.

I'm pretty sure the answer is C

pls help me I don't understand this​

Answers

Answer:

D

Explanation:

the organism belongs to kingdom protoctista it is called amoeba

the characteristics stated in d are those of members of kingdom protoctista.

water evaporates from plants by a process known as

Answers

Answer:A través de la fotosintesis

Explanation:

Answer:

Transpiration

Explanation:

Which would have most likely stopped Mendel from finding a pattern in his results?
O A. If seed shape did not have a clearly recessive form
B. If having a smooth seed had been a dominant trait
C. If having a wrinkled seed had been a recessive trait
D. If garden peas produced large numbers of offspring​

Answers

Answer:

A. If seed shape did not have a clearly recessive form

Explanation:

To study inheritance patterns, Mendel studied a few characteristics of pea plant -e.g. pea colour, shape, plant height. These characteristics had to be very clear dominant and recessive forms to distinguish between, otherwise detecting the patterns would not have been obvious.

For example, if crossing a wrinkled seed plant with a smooth seed plant made a semi-wrinkled plant, Mendel would not have been able to study the inheritance of dominant and recessive traits.

Answer:

A. If seed shape did not have a clearly recessive form.

Explanation:

Match the correct definition with its word
rough endoplasmic reticulum protein synthesis
lysosome store calcium ions
nucleus create lysosomes
mitochondria create energy through respiration
smooth endoplasmic reticulum break down cellular food and waste
Golgi body controls cell activity

Answers

Answer:

rough endoplasmic recticulum synthesis protein to the cell.

Answer:

rough endoplasmic recticulum synthesis protein to the cell.

Explanation:

HELLLPPP FASTTTT I need soon

Answers

Answer:

Position 4

have a good day

PLEASE HELP!!! (ANSWER APPROPRIATELY)

Answers

Answer:

With the boost in warmer weather and excess water, populations will boom

Explanation:

Yabbies will do best at a water temperature of between 12°C and 20°C but they will tolerate water that is a little colder or warmer. Complete immersion in water is not essential for life for the yabby. If its gills are kept moist (humid air is sufficient), it can absorb oxygen from the air and survive for many days out of water. To breed, however, it must be in water. With the water needed for breading and warmer weather used for breeding, population numbers for the Yabbies should rise.

A student wants to compare how long a flashlight will continue to shine using different brands of batteries. How can the student make sure that the test is fair?

Answers

Answer:

start with unused fresh out of the pack batteries

Answer:

THE TYPE OF FLASHLIGHT USED

Explanation:

An animal cell with a 30% salt solution is placed in a beaker with a 20% salt
solution. Which is the correct conclusion if the cell remains in the beaker for an
extended period of time?

Answers

Answer:

the animal cell will burst

Explanation:

If the salt solution in the animal cell is 30%, it means the water is at a 70% concentration. Outside is 20%, so the water is 80%.

Water will enter the cell. Water is at a higher concentration outside the cell (80%) or a lower concentration inside the cell (70%) by the process of osmosis.

Eventually, the animal cell will burst, because it does not have any cell wall to control the swelling of the cell that occurs as water flows in.

How does energy cycle or "flow" during aerobic respiration?

Answers

Answer:

Through the process of cellular respiration, the energy in food is converted into energy that can be used by the body's cells. During cellular respiration, glucose and oxygen are converted into carbon dioxide and water, and the energy is transferred to ATP.

Explanation:

PLEASE ANSWER ASAP. Thank you. QUESTION: Explain the evidence that suggests that the universe is expanding.

Answers

One piece of evidence that proves that the universe is expanding is that there is a direct relationship between the speeds of distant galaxies and their distances from Earth. In fact, Hubble discovered that the farther away a galaxy is, the faster it is moving away from us. Although scientists today still don’t know the nature of this mysterious energy causing this acceleration, Hubble’s evidence has strengthened many theories about the large-scale structure of the universe.

A company wants to build a new store. After reviewing the piece of land it is determined that a threatened woodpecker nests in that area .If the company is granted permission to build , what is the most environmentally responsible action by the company

Answers

Answer:

Explanation:

If the piece of land is forested or covered with many trees, the company can decide not to bring down all the trees (leaving some trees standing) and move as many as possible nests to the available trees within it's land. This will prevent emigration of the woodpeckers and can ultimately help conserve the woodpeckers in that land and indeed the area in which the land is situated.

This is most environmentally friendly because killing or scaring away of the birds by destroying there homes could lead to imbalance in the environment and even cause gradual extinction of the birds in the environment/area.

If a cell represented a city, what cell part would be the hotel?

Answers

Answer:

mitochondria

Explanation:

because its the power-house of the cell

Organize the following groups of elements in order from least to most electronegative (Chromium, Zinc, Tungsten, lodine ) piz help me

Answers

Answer:Zinc 1.65

Chromium 1.66

Tungsten 2.36

Iodine 2.66

Zinc 1.65, Chromium 1.66, Tungsten 2.36 and Iodine 2.66

What is electronegativity?

The term "electronegativity" describes how attracted an atom is to the bonding electrons in molecules as opposed to other atoms.

American chemist Linus Pauling developed a set of dimensionless variables known as electronegativity values that vary from a little under one for alkali metals to a maximum of four for fluorine.

Electropositive elements are those that are on the left of the periodic table and have low electronegativities. We shall use the key attribute of the order of electronegativities F > O > N > C to explain the chemical properties of organic molecules.

Therefore, Zinc 1.65, Chromium 1.66, Tungsten 2.36 and Iodine 2.66.

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In pigeons, the allele B produces blue feathers. The allele W produces white feathers. The B and W alleles are codominant. A blue and white pigeon BW is crossed with a solid white pigeon WW. What percent of the offspring are expected to be blue and white?

Answers

Answer:

The correct answer is - 50%.

Explanation:

Codominance is a type of inheritance that takes place when the genotype of an individual organism in heterozygous condition express traits of both alleles.

Cross between blue and white pigeon and pure white:

BW × WW and gametes will be B and W and W and W

     B         W

W   BW     WW

W    BW     WW

There are 50% of BW that is blue and white pigeons

why is the SI measurement system so important to the scientific community



enter the answer in the space provided

Answers

Answer:

without the ability to measure, it would be difficult for scientists to conduct experiment of form theories and also the chemical industry, it is also essential in farming, engineering, construction, manufacturing, commerce and numerous other occupation and activities.

The primary source of energy for most organisms are

Answers

Answer: The Sun

3.1 The Sun is the major source of energy for organisms and the ecosystems of which they are a part. Producers such as plants, algae, and cyanobacteria use the energy from sunlight to make organic matter from carbon dioxide and water. This establishes the beginning of energy flow through almost all food webs.

Explanation:

Answer:

The main energy source for life is the Sun

Explanation:

Which one is odd one out on the basis of respiration:
Amoeba, cockroach, earthworm, euglena

Answers

Answer:

Cockroach is you answer.

Explanation:

They do this by using a very efficient breathing system that uses air filled tubes, called trachea, to deliver oxygen directly to cells. Oxygen flows in as required into the tracheal system through valves on the insect, called spiracles. But, sometimes, they shut their spiracles and stop breathing.

The flexible outer layer of an animal cell is called the cell wall.
O True
O False
Previous

Answers

Answer: false

Explanation: Animals do not have cell walls in their cells, instead they have membrane. Their membrane is the outer layer that is very flexible. So, the answer to the question should be false.

Answer:

false

Explanation:

Deep-oceanic trenches are formed a subduction
Zones
at)
plate boundaries.
Divergent
Convergent
Transform
Pacific

Answers

Answer:

Convergent

Explanation:

In particular, ocean trenches are a feature of convergent plate boundaries, where two or more tectonic plates meet. At many convergent plate boundaries, dense lithosphere melts or slides beneath less-dense lithosphere in a process called subduction, creating a trench.

Answer:

Im pretty sure its convergent!

Explanation:

what do the arrows represent?​

Answers

Answer:

Hope it help you

Stayhomestaysafe

Plz mark my answer brainliest✍️✍️

Explanation:

Arrows have come to represent protection and defence from any evil that can come to you. Sustenance – Arrows were used to fight enemies and to hunt food, two important aspects of sustaining life. As a result, an arrow symbolizes maintaining and protecting life.

REAL NAME - SHRESTH DUBEY

The arrows in a food chain represent the flow of energy or the transfer of nutrients between different organisms in an ecosystem.

They indicate the direction of energy transfer, showing which organism is being consumed by another. The arrow always points from the organism being consumed (prey) to the organism consuming it (predator).

The primary producers, such as plants or algae, are at the beginning of the food chain and transfer energy to herbivores (primary consumers), which are then consumed by carnivores (secondary consumers) or other higher-level consumers.

The arrows help depict the interconnectedness and energy flow within an ecosystem, illustrating the feeding relationships between organisms.

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Your question is incomplete, but most probably your full question was.

What do the arrows in a food chain represent?

What is deoxyribose?
A. n acid found in DNA
B. a sugar in DNA
C. a pigment found in RNA
D. a nitrogenous base found in DNA and RNA

Answers

That’s easy it’s just B

Information on Osmosis

Answers

Answer: OSMOSIS

Explanation:

Osmosis is when solvent molecules move through a selectively permeable membrane into a region of a higher solute concentration, so that it would equalize the solute concentration on both side. (THINK: water always goes to salt, never the other way around)

EXTRA POINTS* the particles in a ______ solid are arranged in a repeating pattern.

Answers

I believe the blank word is crystalline.


source: google

Energy in an ecosystem flows directly from
a. producers to tertiary consumers
b. producers to secondary consumers
C. tertiary consumers to secondary consumers
d. secondary consumers to tertiary consumers

Answers

energy enters an ecosystem through photosynthesis. By feeding on plants and on one another, animals play an important role in the movement of the matter/energy though. they also influence the quantity of plant and biomass present. so the anwser is D, secondary consumers to tertiary consumers

Answer:

''d' is correct.

Explanation:

Producers-->Primary Consumers-->Secondary Consumers-->Tertiary Consumers

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