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son4ous [18]
3 years ago
5

Which represents a balanced nuclear equation?

Chemistry
2 answers:
baherus [9]3 years ago
8 0

Answer:

its b

Explanation:

vova2212 [387]3 years ago
6 0

Answer:

B ) Superscript 24 subscript 11 upper N a right arrow superscript 24 subscript 12 upper M g plus superscript 0 subscript negative1 e.

Explanation:

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Explain why cis−1−chloro−2−methylcyclohexane undergoes E2 elimination much faster than its trans isomer.
ANEK [815]
Both chloro and methyl groups axial
More stable
Higher concentration
8 0
4 years ago
A 2.241-g sample of nickel reacts with oxygen to form 2.852 g of the metal oxide.
nlexa [21]

Answer:

The empirical formula is = NiO

Explanation:

Given that:- Mass of nickel = 2.241 g

Mass of the oxide formed = 2.852 g

Mass of the oxygen reacted = Mass of the oxide formed - Mass of nickel  = 2.852 g - 2.241 g = 0.611 g

Molar mass of nickel  = 58.6934 g/mol

Moles of nickel = \frac{2.241}{58.6934}\ mol = 0.03818 mol

Molar mass of oxygen  = 15.999 g/mol

Moles of nickel = \frac{0.611}{15.999}\ mol = 0.03818 mol

Taking the simplest ratio for Ni and O as:

0.03818 : 0.03818 = 1 : 1

<u>The empirical formula is = NiO </u>

4 0
4 years ago
Which of the following statements about boiling points is true?
lutik1710 [3]
<span>The boiling point of a substance is higher than its freezing point</span>
5 0
3 years ago
Why must oxidation be accompanied by a reduction?
Crazy boy [7]

Answer:

A

Explanation:

because the species being oxidized shares electrons with the species that is reduced.making the oxidized element positively charged and the reduced element negatively charged.

I hope this helps

5 0
3 years ago
Read 2 more answers
Pure substance definition in chemistry?
kvasek [131]
<span> A pure substance is a sample of </span>matter<span> with both definite and constant composition with distinct </span>chemical properties<span>. To avoid confusion, in chemistry a pure substance is often referred to as a "chemical substance".</span>
3 0
3 years ago
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