Answer:
Ba + Cr + O₄
Which is the middle of the three ear bones?
cochlea
stapes
incus
malleus
What is the Difference between tcs and non tcs foods
Answer:
Tcs foods are foods that pose a greater risk of causing foodborne illness if not prepared.
Non Tcs foods on the other hand, are foods that are less likely to support the growth of bacteria and have a lower risk of causing foodborne illness.
The last sentence in the “Introduction” was: “In this lab you will determine the density (thus characterizing a substance) of a liquid and of a solid-liquid mixture of unknown composition, and then determine the density of a liquid and a solid of known compositions and evaluate how accurate your determinations were.” Give names of those four substances mentioned in the sentence above. A liquid of unknown composition: _________________________________________, a liquid of known composition: ___________________________________________, a solid-liquid mixture of unknown composition: _______________________________, a solid of known composition:
Answer:
A liquid of unknown composition: Unknown liquid
A liquid of known composition: Known liquid
A solid-liquid mixture of unknown composition: Unknown solid-liquid mixture
A solid of known composition: Known solid
PLEASE MARK AS BRAINLIESTObjects a and b are brought close to each other. Object a will soon become positively charged. Identify the charge that must transfer for this situation to occur
Answer:
A Negative Charge
Explanation:
Positive Charges Repel
Positive and Negative Charges Attract.
Negative Charges Repel.
the nucleus of every atom contains protons. true or false?
Answer:
true
Explanation:
atomic nuclei consist of electrically positive proton and electrically neutral neutrons. These are held together by the strongest known fundamental force, called the strong force.
The nucleus of every atom contains protons. This statement is true.
Protons are positively charged subatomic particles, which are one of the fundamental components of an atom, along with neutrons and electrons. Protons play a crucial role in determining the identity of an element. They determine the atomic number of an element.
The atomic number is used to arrange elements in the periodic table and is used as a basis for defining the number of electrons in an atom of that element. The arrangement and combination of protons, along with neutrons, determine the atom's mass and stability.
In summary, protons are an essential component of the nucleus in all atoms, making the statement true.
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The sun, the moon, the stars, the earth all are made up of 4) Symbol 2) Mixture 3) Matter 1) Material
The sun, the moon, the stars, the earth all are made up of matter.
Matter refers to anything that has mass and occupies space. It is the substance that makes up all physical objects in the universe, including both living and non-living things. Matter can exist in different states, namely solid, liquid, and gas, depending on the arrangement and movement of its particles. Matter is composed of atoms, which are the smallest units of matter that retain the chemical properties of an element. Atoms combine to form molecules, which can be made up of one or more different types of atoms bonded together. These molecules then come together to form different substances.
The properties of matter, such as its density, color, texture, and ability to conduct heat or electricity, are determined by the composition, arrangement, and interactions of its particles. Matter can undergo physical and chemical changes, including phase transitions (such as melting, freezing, and vaporization) and chemical reactions, where substances can be transformed into new substances with different properties. It is important to note that matter also includes forms that are not directly visible to the eye, such as subatomic particles
The sun, the moon, the stars, and the Earth are all made up of matter. Matter refers to anything that has mass and occupies space. It is composed of atoms and molecules, which are the building blocks of all substances. While symbols can represent or signify various concepts or objects, they are not physical entities made up of matter. A mixture is a combination of two or more substances, but it does not encompass celestial bodies like the sun, moon, stars, or Earth. Material is a more general term that can refer to various physical substances, but it does not specifically indicate the composition or nature of celestial bodies.
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Lewis Structure for NO3-
Answer::
Explanation::