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Aloiza [94]
3 years ago
6

Find the number of mass in 3.30 grams of (NH4)2 SO4

Chemistry
1 answer:
motikmotik3 years ago
6 0
132.13952<span> grams - I believe</span>
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2 years ago
If the value for ΔS is postive, and the value for ΔH is negative, thr reaction will be
dmitriy555 [2]

It follows that the reaction is spontaneous at high temperatures Option A.

<h3>What is ΔS ?</h3>

The term ΔS is referred to as the change in the entropy of the system. Now recall that entropy is defined as the degree of disorderliness in a system. If a system is highly disorderly then it means that it has a high entropy. Also, ΔH has to do with the heat change that accompanies a reaction.

We know that both the entropy and the heat change can both either be positive or negative. Now we know that the equation ΔG = ΔH - TΔS can be used to ascertain whether or not a reaction will be spontaneous. If the result is negative, then the reaction will be spontaneous.

As such, when then it follows that the reaction is spontaneous at high temperatures Option A.

Learn more about spontaneous reaction:brainly.com/question/13790391

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6 0
1 year ago
A sample of helium gas is heated from 20.0°C to 40.0°C. This
Montano1993 [528]

Answer:

C. 548mL

Explanation:

Attached is an image of the explanation. Hope this helps!

8 0
3 years ago
What volume of propane (C3H8) is required to produce 165 liters of water according to the following reaction? (All gases are at
inna [77]

Answer:

We need 41.2 L of propane

Explanation:

Step 1: Data given

volume of H2O = 165 L

Step 2:  The balanced equation

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Step 3: Calculate moles of H2O

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Step 4: Calculate moles of propane

For 1 mol C3H8 we need 5 moles O2 to produce 3 moles CO2 and 4 moles H2O

For 7.37 moles H2O we need 7.37/4 = 1.84 moles propane

Step 5: Calculate volume of propane

1 mol = 22.4 L

1.84 moles = 41.2 L

We need 41.2 L of propane

6 0
3 years ago
A typical person has an average heart rate of 75.0 beat in minutes calculate the given question how many beats does she have in
Semenov [28]

in 6.0 years it will be 450.00 heart beats

in 6.00 years it will be 450.000 heart beats

in 6.000 years it will be 450.0000 heart beats

Explanation:

3 0
3 years ago
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