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MrRa [10]
3 years ago
9

A clear, pure liquid sample is brought into the lab and exposed to an electrical current. Different gases are

Chemistry
2 answers:
mel-nik [20]3 years ago
4 0
I think it’s a d but I’m not sure
Tresset [83]3 years ago
4 0
I think the answer is an element
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31) A renewable resource is qualified as things like, Solar, Wind, Hydro-electric, and thermal.
A non-renewable source can be like coal, trees, Gasoline (oil), and petroleum.

32) I don't know what you mean, sorry.

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5 0
4 years ago
URGENT HELP NEEDED
balu736 [363]
<span>the balanced equation for the reaction is as follows
2C</span>₄H₁₀ + 13O₂ ---> 8 CO₂ + 10H₂<span>O
 stoichiometry of C</span>₄H₁₀ to O₂ <span>is 2:13
stoichiometry applies to the molar ratio of reactants and products. Avagadros law states that volume of gas is directly proportional to number of moles of gas when pressure and temperature are constant.
 Therefore volume ratio of reactants is equal to molar ratio, volume ratio of C</span>₄H₁₀ to O₂<span> is 2:13
 2 L of </span>C₄H₁₀ reacts with 13 L of O₂<span> 
then 100 L of </span>C₄H₁₀<span> reacts with 13/2 x 100 = 650 L
 therefore 650 L of O</span>₂<span> are required </span>
7 0
3 years ago
Read 2 more answers
If the silver chloride is not dry when its mass is determined, will the calculated percent of silver in the alloy be too high or
sladkih [1.3K]

Too high because there will be extra water weight on the silver chloride therefore making it seem like there is more silver than there actually is

4 0
3 years ago
Asapp please
guapka [62]

The empirical and  molecular formula : C₂₁H₂₂N₂O₂

<h3>Further explanation</h3>

Given

The percent composition of an unknown substance is 75.42% Carbon, 6.63 % Hydrogen, 8.38 % Nitrogen, and 9.57 % Oxygen

Required

The empirical and  molecular formula

Solution

C : 75.42 : 12 = 6.285

H : 6.63 : 1 = 6.63

N : 8.38 : 14 = 0.599

O : 9.57 : 16 = 0.598

Divide by 0.598

C : H : N : O = 10.5 : 11 : 1 : 1 = 21 : 22 : 2 : 2

The empirical formula : C₂₁H₂₂N₂O₂

(C₂₁H₂₂N₂O₂)n = 334

(334)n=334

n = 1

8 0
3 years ago
___NH3+ __H2SO4 → (NH4)2SO4
choli [55]

Answer:

The answer to your question is letter d. Synthesis

Explanation:

a. In a decomposition reaction, one single reactant splits out and forms 2 or more products.

b. In a single replacement reaction, a single atom replaces the cation of a molecule.

c. In a combustion reaction, an organic molecule reacts with oxygen to form carbon dioxide and water.

d. In a synthesis reaction, two reactants or more reactants combine to form one single product.

e. In a double replacement reaction, two molecules interchange cations and anions.

8 0
4 years ago
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