Please help me on this.

Please Help Me On This.

Answers

Answer 1
True will end up being the answer
Answer 2

Answer: true

Explanation:

i hope this helps


Related Questions

what makes sherbet fizzy​

Answers

Answer:

The chemical reaction between the citric acid and sodium bicarbonate

Explanation:

Which term refers to the number of moles of solute per liter of solution?

Question 1 options:

mole fraction


saturation


concentration


molarity

Answers

Answer:

molarity

Explanation:

I’ll really appreciate it if you help me out on this one .

Answers

Answer:

3) All the animals and plants in a desert

4) Species becoming extinct

how many molecules are there in 0.45 moles of so3

Answers

Answer:

2.71

Explanation:

An independent variable is
a.
directly changed by the experimenter.
b.
manipulated by changes to the dependent variable.
C.
a variable that is kept constant.
d.
a variable that is used as a control.

Answers

Answer:

a. directly changed by the experimenter.

Explanation:

In the case of mathematical modeling, analytical modeling , and experimental sciences, the number of dependent variables based upon the amount of independent variables.

The dependent variables represent the result or outcome whose changes is being determined.

An independent variable expressed in the name form like experimental or expected variable, is a variable i.e. created in an experiment in order to verify the effect on a dependent variable

Therefore the option a is correct

Explain what a convection current is and how it causes winds in the atmosphere.

Answers

It is this movement that creates circulation patterns known as convection currents in the atmosphere, in water, and in the mantle of Earth. In the atmosphere, as air warms it rises, allowing cooler air to flow in underneath. Along with the turning of the Earth, this movement of air creates winds.

If Steve throws a football 57 meters in 3 seconds, what is the average speed of the football?​

Answers

Answer:

19 m/s

Explanation:

57/3

Give two examples of elevation.

Answers

Answer:

An example of elevation is a plane flying at 36,000 feet above the ground. An example of elevation is a pope being raised to the position of saint. An example of elevation is a ballet dancer leaping three feet in the air. ... At 8,850 m (29,028 ft), the summit of Mount Everest is the highest elevation on Earth.

Explanation:

please mark me brainly!

As the moon orbits the ______________, its gravitational pull is______________ on the side of the earth closest to the ______________.This ______________ force pulls on the water facing the moon,creating a ______________. The moon also ______________ on the solidearth, causing the water on the far side of earth to ______________as well. These bulges in the water are the ______________.The areas in between the close and far side of the earth which are not in ______________ with the moon experience ______________.


pls help i give brainlyest

Answers

Answer:

Earth

Strongest

Moon

Gravitational

Tide

Pulls

Bulge

Waves

Proximity

Low Tide

A gas in the form of Bubbles is released is it a chemical change or a physical change

Answers

Answer:

The formation of a gas is a clue to chemical changes. The bubbles of gas that you observed form when an antacid is dropped into water is an example of change. Another clue that a chemical change has occurred is the formation of a solid.

Explanation:

the answer is a chemical change!!

A 3.56 L balloon is compressed to 1.00 L at constant temperature. If the initial pressure in the balloon was 101.3 kPa, what is the final pressure?

Answers

Foh right on gang shawty I’ll be ighh

if answered correctly i will give brainlest​

Answers

Answer: Earthquake location

Explanation:

Answer:

Volcano chains and arcs, and earthquake locations

What happens when dilute sulphuric acid is poured on a copper plate?​

Answers

Copper does not react with dilute sulphuric acid. So, no reaction will take place when diluting sulphuric acid is poured onto a copper plate. ... When iron nails are placed in a copper sulfate solution, iron displaces copper to form iron sulfate. Slowly, the blue color of the copper sulfate solution turns into green.

Which group of microorganisms has the ability to mutate?

Answers

I think it’s viruses .

Calculate the number of moles that are in 2.0 L of a 0.75 M solutions of NaCl

Answers

Answer:

1.5

Explanation:

0.75M=Moles/2L

Electrical energy exists when charged particles attract or repel each other.

PLEASE HELP

True or false

Answers

I think true..

Explanation:

im not sure.

Call each of your flowers as water employee increase rate of growth

Answers

Okay ...................x

Plz help! I will give brainliest.

Answers

Answer:

D. 0.50

Explanation:

Use avogadro number to find the whole work.

How many grams of Sulfur are there in 2.05 x 10^25 molecules of Calcium Sulfate?

Answers

Answer:

1090 grams Sulfur (3 sig-figs)

Explanation:

Given 2.05 x 10²⁵ molecules CaSO₄ => 2.05 x 10²⁵ Sulfur atoms (subscript = 1 mole).

Converting 2.05 x 10²⁵ sulfur atoms to moles, divide by Avogadro's Number

(= 6.023 x 10²³ sulfur atoms / mole sulfur) => 2.05 x 10²⁵ sulfur atoms/6.023 x 10²³ sulfur atoms/mole sulfur atoms = 34.036 moles sulfur atoms.

Converting 34.036 moles sulfur to grams sulfur multiply by formula wt. of sulfur (=32g/mole S)

=> 34.036moles S x 32g/mole S = 1089.158 grams S ≅ 1090 g S (3 sig-figs)

Name the type of light interaction feeling hotter in a black shirt than a white shirt
1. Reflected
2. Absorbed
3. Transmittied ​

Answers

It’s absorbed The outer layer of fabric does get hotter because the black color absorbs more heat. And that heat doesn't get transmitted to the skin because of the thick fabric. But thin black clothing transmits that heat to the skin, making a person hotter

Compare the seasons on Titan to the seasons on Earth.

Answers

Since Titan orbits roughly along Saturn's equatorial plane, and Titan's tilt relative to the sun is about the same as Saturn's, Titan's seasons are on the same schedule as Saturn's—seasons that last more than seven Earth years, and a year that lasts 29 Earth years.

specific heat is defined as the amount of heat in what

Answers

Answer:

Specific heat is the amount of energy that must be added, in the form of heat, to one unit of mass of the substance in order to cause an increase of one unit in temperature.

Explanation:

Answer:

Specific heat is the amount of energy that must be added, in the form of heat, to one unit of mass of the substance in order to cause an increase of one unit in temperature.

Explanation:

A double replacement reaction has two compounds as reactants.
True or false

Answers

Answer:

yes, A double replacement reaction has two compounds as reactants.

hence it's true.......

Answer:

it's true...

Explanation:

Hey. Answers to this?:
I set off on a journey from the Earth to our nearest galaxy - ________. It will take me around 2 million ______ ______ before I reach my destination. As my space shuttle ascended it went through the Earth’s atmosphere in a great display of glowing lights. I reached the _______ __________ zone and started to float in my cockpit. The spacecraft went farther away, making the Earth look much smaller. I saw the bright light of our ________ _________ - the Moon. I speeded up, crossing the orbit of our ________ _______ - Mars. It took a great deal of skill to safely manoeuvre my spacecraft through the area of giant, rocky pieces of cosmic rubble, known as an _____ ______. As I accelerated, I entered the region of our ________ _______. I went zooming past Jupiter, Saturn and ________. I took a glimpse of our poor demoted dwarf planet - _______. Eventually, I was far enough to reach the outer edges of our ______ _______, with our star _________ in the centre. From that point on I accelerated rapidly, zooming out of our galaxy - ________ _____. What a spectacular view it was to see all the ____ ______ stars spinning in a giant whirlpool of light. Soon I reached the outer edges of our galaxy and went zooming away through the unknown towards Andromeda.

Missing words: the Sun, natural satellite, Uranus, asteroid belt, the Milky Way, outer planets, light years, Pluto, 400 billion, the Andromeda, inner planet, Solar System, zero gravity,

Answers

Milky Way
Light years
Zero gravity
Natural satellite
Inner planets
Asteroid belt
Outer planets
Uranus
Pluto
Solar system
The sun
The andromeda
400 billion

Think this is correct


On the periodic table, what is a group? For the main groups, what characteristic
do the elements have in common?

Answers

Answer:

The s-, p-, and d-block elements of the periodic table are arranged into 18 numbered columns, or groups. The elements in each group have the same number of valence electrons. As a result, elements in the same group often display similar properties and reactivity.

Explanation:

On the periodic table, a group refers to a vertical column of elements that share similar chemical properties.

For the main groups, the characteristic do the elements have in common is valence electron configuration and chemical reactivity.

On the periodic table, a group refers to a vertical column of elements that share similar chemical properties. These elements are arranged in such a way that they have the same number of valence electrons, which are the electrons in the outermost energy level (shell) of their atoms. The number of valence electrons is a critical factor in determining the chemical behavior and reactivity of elements, as it governs their ability to form chemical bonds with other elements.

Main group elements, also known as representative elements, are located in the s-block and p-block of the periodic table. These elements are found in Groups 1, 2, and 13 to 18. Each main group is labeled with a number from 1 to 18.

Here are the main characteristics that elements in the same main group (vertical column) have in common:

1. Valence Electron Configuration: Elements in the same main group have identical valence electron configurations. For example, elements in Group 1 (alkali metals) all have one valence electron in their outermost energy level (ns¹), while elements in Group 18 (noble gases) have a full outermost energy level.

2. Chemical Reactivity: Due to their identical valence electron configuration, elements in the same group show similar chemical reactivity. They tend to form similar types of chemical bonds and react similarly with other elements to achieve a more stable electron configuration.

3. Periodic Trends: Main group elements within a group exhibit predictable trends in their physical and chemical properties as you move from the top to the bottom of the group. For example, the atomic radius tends to increase, ionization energy tends to decrease, and metallic character tends to increase as you go down a group.

To know more about periodic table here

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An ideal gas occupies a volume V at an absolute temperature T. If the volume is halved and the pressure kept constant, what will happen to it's temperature?



a. It will halve to T/2.


b. It will increase to 3T.


c. It will increase to 2T.


d. It will remain the same.

Answers

Answer:

It will be halve of T

Explanation:

V1 = V

T1 = T

V2 = ½V

T2 = x

V1/T1 = V2/T2

V/T = ½V/x

Vx = ½VT

2Vx = VT

2x = T

x = ½T

DIMENTIONAL ANALYSIS!

‼️ASAP!!! BRAINLIEST!!‼️
PLS HELP!!! SHOW ALL WORK + STEPS!! Thx!

Answers

Answer:

1037.56 mph

Explanation:

We are told the distance around the earth which is the circumference is 40075 km.

Converting to miles gives 24901.451 miles

Formula for speed = distance/time

Time for one rotation is 24 hours.

Thus, speed = 24901.451/24 = 1037.56 mph


When you push or pull something, you are creating

Answers

force but could be tension

CAVA Chemistry 302/303B Unit 2 Lab Report
THE MYSTERY SALT
Imagine that you have a barrel of salt, but you forgot to label it. You know it must be either KNO3, or KCl.
You look at the solubility curves for KNO3 and KCl and you find that at 35 degrees Celsius, 100 g of water can dissolve about 30 g of KNO3, or about 37 g of KCl.
The solubility curves disappear. You only remember the solubility for both salts at 35 degrees Celsius in 100g of water. You know absolutely nothing else about these salts.
You have a scale, a hot plate, a thermometer, empty beakers, and plenty of water. You do NOT have any labeled KNO3 or KCl.
1. What property can you use to determine whether the barrel contains KNO3 or KCl? Hint: Name the property you could use to identify the mystery salt? (1 point)
2. Explain exactly what you would do. Another person should be able to perform your test by following your procedure. Do not bother with why you are doing these steps. Just tell me exactly what to do to perform this test. Hint: Do NOT include any discussion of your results. Save that for #3. (2 points)
3. How would your results identify the mystery salt? Hint: What exact results would indicate KNO3? What results would indicate KCl? (2 points)

Name:
Answers
1 (Property):
2 (Procedure):
3 (Results):

Answers

1 property

2 procedure

Results

At standard pressure, a sample of oxygen occupies 31 ml. What volume does the gas occupy when the pressure is 2 atm?

Answers

Answer:

I don't know

Explanation:

sorry I don't know

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