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Greeley [361]
3 years ago
13

Help which one will it be

Chemistry
2 answers:
salantis [7]3 years ago
6 0

Answer:

D

Explanation:

Marrrta [24]3 years ago
6 0

Answer:

the answer is D I did that one in 5th grade

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Define the term. Theory
Sonja [21]

Answer:

a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.

(from goo gle)

A explanation for something that doesn't seem to be answered completely, usually very implausible.

Explanation:

6 0
3 years ago
How many atoms in 4.5 moles of carbon (C)?
vova2212 [387]

Answer:

34 atoms

Explanation:

3 0
3 years ago
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What is the moden periodic law​
Zarrin [17]

Answer:

Here's what I get  

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The modern periodic law states that the physical and chemical properties of the elements are periodic functions of their atomic numbers.

5 0
4 years ago
How many grams of water can be produced when 11.7 moles of ethane (C2H6) react with excess oxygen gas?
Elina [12.6K]

Answer: 631.8 g

Explanation:

2C_2H_6+7O_2\rightarrow 4CO_2+6H_2O

It can be seen from the balanced chemical equation, 2 moles of ethane reacts with 7 moles of Oxygen gas to produce 4 moles of carbon dioxide and 6 moles of water.

Ethane is the limiting reagent as it limits the formation of product.

Thus, if  2 moles of ethane produce 6 moles of water.

11.7 moles moles of ethane produce=\frac{6}{2}\times 11.7=35.1 molesof water.

Mass of water= no of moles\times Molar mass

Mass of water= 35.1\times 18g/mol= 631.8 g

4 0
3 years ago
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Given the balanced equation:
poizon [28]
The answer is (2) 10.0 mol. The equation given is balanced. So the ratio of mol number of compound is the ratio of the number before the compound. The HCl and CO2 ratio is 2:1. So the answer is 10.0 mol.
5 0
4 years ago
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