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Luda [366]
3 years ago
6

How do you solve Mass to mass problem

Chemistry
1 answer:
zysi [14]3 years ago
4 0
There are four steps involved in solving these problems:

Make sure you are working with a properly balanced chemical equation.

Convert grams of the substance given in the problem to moles.

Construct two ratios - one from the problem and one from the chemical equation and set them equal. The ratio from the problem will have an unknown, 'x.' Solve for "x."

Convert moles of the substance just solved for into grams.
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The net energy released or absorbed during a reversible chemical reaction is equal to
posledela
C. The difference<span>ce</span><span /><span> between the potential energy of the products and the potential energy of the reactants

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6 0
3 years ago
Read 2 more answers
A granola bar states that it is 17.0% protein; each granola bar has a mass of 35.0 grams. How many granola bars would you need t
FromTheMoon [43]

A granola bar states that it is 17.0% protein; each granola bar has a mass of 35.0 grams 5 bars need to consume to eat 29.7 grams of protein.

<h3 /><h3>What is protein?</h3>

Protein is a source of energy by which all humans and animals can do their work as it provide energy to the cells of the human and animal and important too.

A granola bar is source of protein contain 17.0% protein 35.0 grams each bar contain 5.2 gram protein 29.7 grams protein is in 5 bars of granola bar.

Therefore, granola bar states that it is 17.0% protein,each granola bar has a mass of 35.0 grams 5 bars need to consume to eat 29.7 grams of protein.

Learn more about protein, here:

brainly.com/question/17095120

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5 0
2 years ago
What mass of oxygen is needed to combust and produced 6.4 moles of carbon dioxide gas?
N76 [4]
You have already gotten the balanced equation. And the ratio of mol number of reactants and production is the ratio of coefficient. So there is 6.4/8*11=8.8 mol oxygen needed. The mass is 8.8*32=281.6 g.
6 0
3 years ago
Base your answers to questions 74 through 76 on the data table below and on your knowledge of Earth
Serjik [45]

Answer:

See explanation

Explanation:

Now we have, the graph attached.the stable disintegration product of C-14 is N-14.

Then;

Since the mass of C-14 originally present is 64g, at a time t= 17100 years, we will have;

N/No = (1/2)^t/t1/2

N = mass of C-14  at time t

No= mass C-14 originally present

t = time taken for  N amount of C-14 to remain

No = mass of C-14 originally present

t1/2 = half life of C-14

N/64 = (1/2)^17,100/5730

N/64 = (1/2)^3

N/64 = 1/8

8N = 64

N = 8 g

Download xlsx
6 0
3 years ago
Be sure to answer all parts. Consider both 5-methyl-1,3-cyclopentadiene (A) and 7-methyl-1,3,5-cycloheptatriene (B). Which label
LuckyWell [14K]
I don’t have a picture but I can describe it to you.

The hydrogen that is attached at the tertiary position on the heptatriene (at the 7-methyl) would be very acidic, as removal would leave a positive charge that could be moved throughout the ring through resonance. This would mean that the three double bonds would be participating in resonance, and the deprotonated structure would be aromatic, thus making this favorable.

The hydrogen that is attached at the tertiary position on the pentadiene (5-methyl) would NOT be acidic, as removal would cause an antiaromatic structure.

Any other hydrogens would NOT be acidic. Those vinylic to their respective double bonds would seriously destabilize the double bond if removed, and hydrogens attached to the methyl group jutting off the ring have no incentive to leave the carbon.

Hope this helps!
6 0
3 years ago
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