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yKpoI14uk [10]
3 years ago
15

What is the atomic number of an atom?​

Chemistry
2 answers:
Romashka-Z-Leto [24]3 years ago
4 0

Answer:

The atomic number of an atom is the number of protons in the nucleus or the number of electrons in a neutral atom

Explanation:

Musya8 [376]3 years ago
3 0
Number of protons in the nucleus
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Why is the solvation energy negative?<br><br> a) bonds are being created<br> b) bonds are breaking
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Answer:

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How many liters of a 0.30M solution are needed to give 2.7 moles of solute? Your answer:
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You HAVE TO know that molarity (M) tells you the number of moles of a solute per Liters of solution.
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0.3M = 2.7 mol/ Volume
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How many electrons does oxygen have in its outer shell?
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Identify the correct mole ratio for each substance. Sodium chloride (NaCl) Na:Cl = 1: Ammonium nitrate (NHNO) H:O = 4:
Norma-Jean [14]

<u>Answer:</u> The mole ratio of H : O in ammonium nitrate is 4 : 3.

<u>Explanation:</u>

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To calculate the mole ratio, we write the ratio of their subscripts. For this compound, it is:

N:H:O::2:4:3

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4 0
3 years ago
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Drag the item from the item bank to its corresponding match.
ozzi

Answer:

These are the elements or compounds that enter into a chemical reaction: Reactants

These are the substance(s) formed in a chemical reaction: Products

These are the reactants in the chemical equation C6H1206 +602 --> 6CO2 + 6H20: C6H1206 and 602

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These are the reactants in the chemical equation 2 H2O --> 2 H2 + O2: 2H2O

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3 years ago
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