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stira [4]
3 years ago
7

How many moles are in 68.5 liters of oxygen gas at STP?

Chemistry
1 answer:
valina [46]3 years ago
6 0
3.05 moles of oxygen gas
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The diagram above shows the repeating groups of atoms that make
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a a a a a a a a a a a a a a. as a a a a. as. a I don't no the answer

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3 years ago
Q4. The student started with 16.0 grams of NaCl, show the calculation for the percent error that
Vedmedyk [2.9K]

Answer:

72.6% Error

Explanation:

% error = \frac{Real-Measured}{Real} * 100

\frac{58.44-16}{58.44} *100= 72.6

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3 years ago
The specific silver is How many joules of energy are needed to warm 4.37 g of silver from 25.0 degrees * C to 27.5 degrees * C ?
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0.24J/g*degC * 4.37g * 2.5degC = 2.622J

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4 years ago
2. The combined mass of a class of 25 students is about<br> 800 mg<br> 800 g<br> 800 kg<br> 8 t
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3 years ago
Read 2 more answers
The formula mass of any compound is described in units of
Step2247 [10]

Answer:

The formula mass of any compound is described in units of amu.

Explanation:

Molecular formula is the actual number of atoms of each element in the compound.

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For example, sodium chloride has a molecular formula of NaCl. The formula mass of NaCl is 58.44 amu.

<u>Thus, the formula mass of any compound is described in units of amu.</u>

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