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gladu [14]
3 years ago
7

Molecules of ice have less mass than molecules of water. True or False

Chemistry
1 answer:
Semenov [28]3 years ago
3 0

Answer:

Explanation:

water has greater density than ice. so true

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1)
Ludmilka [50]

ideal gas

PV=nRT

T = PV/nR

T = 1 x 12/9 x 0.08205

T = 16.25 K

4 0
2 years ago
Which of the following choices represents elements with the most similar
matrenka [14]

Answer:

Explanation:

F Cl Br belongs to the Same group

5 0
3 years ago
Methane gas is produced from the reaction of solid carbon and hydrogen gas: C(s)+2H2(g)→CH4(g) . How many liters of hydrogen gas
Stels [109]

Answer:

80 liters

Explanation:

At STP, 1 mole of ideal gas has a volume of 22.4 liters.

Therefore, since liters and moles are directly proportional, we can use stoichiometry directly.

40L CH₄ × (2L H₂ / 1L CH₄) = 80L H₂

7 0
3 years ago
Which is the answer please help
djyliett [7]

Answer:

The outermost energy shell of an atom likes to be full with 8 electons

Explanation:

4 0
3 years ago
Read 2 more answers
2Na(s) + Cl2(g) - 2NaCl(s) + 822 kj
pychu [463]

Answer:

Is there any other part to this question? If not I'm pretty sure the answer is 205.5 kJ

Explanation:

8 0
3 years ago
Read 2 more answers
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