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Rama09 [41]
3 years ago
12

Reactants are substances that?

Chemistry
1 answer:
RSB [31]3 years ago
4 0
A substance that undergoes change during a reaction, usually from coming in contact with another substance
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In what two places minerals are form?
larisa [96]
In earths surface or the bottom of the Ocean
3 0
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8. A sample of chloroform is found to contain 24.0 g of carbon,212.8 g of chlorine, and 2.02 g of hydrogen. If a second sample o
Misha Larkins [42]

Answer:

595.5

Explanation:

chloroform with 24.0 g C was 238.2 g

24g/238.2g= 60g/x

595.5

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Most oxygen in our atmosphere _____. has two oxygen atoms has three oxygen atoms combines with carbon has a single oxygen atom
Morgarella [4.7K]

Answer:

has Two oxygen atoms

Explanation:

Oxygen is a diatomic element hence exists as O2 for majority of its existence in our atmosphere. Although small portion does exist in form of O3 which protects earth from sun's harmful ray, the majority portion of oxygen has O2 which is the oxygen we breathe.

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Which measure of a gas does the expression
Usimov [2.4K]

Answer:

A. volume

Explanation:

Generally the equation for the  ideal gas  is mathematically given as  

PV=nRT

Where  

P=pressure  

V=volume  

R=gas constant  

n=Number of Moles  

T=Temperature

 

Therefore  

V=nRT/P  

Option A

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7 0
2 years ago
Skeleton equation for
Verizon [17]

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Magnesium oxide = MgO

Iron = Fe

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Magnesium = Mg

Skeleton equation = MgO + Fe ⇒ Fe₂O₃ + Mg

3 0
3 years ago
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