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Nana76 [90]
3 years ago
11

Please explain the difference between reactants and products in a chemical reaction.

Chemistry
1 answer:
KonstantinChe [14]3 years ago
7 0

Answer

A reactant is a substance that is present at the start of a chemical reaction. These are what breakdown to form products and its always to the right.

A product is a substance that is present at the end of a chemical reaction. These are what are formed after the reactants are broken down, the end result.

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Which of the following is not equal to 42.7 millimeters?
Stella [2.4K]

The answer is: C. 0.00427 m.

A) 1 km = 1000000 mm.

d = 0.0000427 km · 1000000 mm/km.

d = 47.7 mm.

B) 1 hm = 100000 mm.

d = 0.000427 hm · 100000 mm/hm.

d = 42.7 mm.

C) 1 m = 1000 mm.

d = 0.00427 m · 1000 mm/m.

d = 4.27 mm.

D) 1 cm = 10 mm.

d = 4.27 cm · 10 mm/cm.

d = 42.7 mm.

Millimeter (abbreviated: mm, a thousandth part of metar) is an unit of distance in the metric system.

8 0
3 years ago
Which of the following describes the electron sharing between two oxygen atoms? Each oxygen shares one electron with the other.
Troyanec [42]
I believe each oxygen shares 2 elections with the other.
5 0
2 years ago
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What numbers are considered significant?
AleksAgata [21]

Answer:

6/5/8/9

Explanation:

5 0
2 years ago
.
Sliva [168]
  <span>From the balanced equation: 
4mol Fe will produce 2mol Fe2O3 
Molar mass Fe = 55.847g/mol 
16.7gFe = 16.7/55.847 = 0.3mol Fe 
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Hope this helps</span>
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Use the chemical equation below to answer the following two questions.
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3 answer for number 3.4 is the answer for number 4
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