2 years ago

Which of these is an example of a reaction that absorbs energy?

Chemistry

1 answer:

Levart [38]2 years ago

6 0

Answer:

I think its B

Explanation:

because a energy that occurs is thermal energy

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Using the periodic table, choose the more reactive nonmetal.<br><br> Br or As

Hatshy [7]

Answer:

bromine is more reactive non-metal.

Explanation:

Both the elements have to gain 1 electron but the size of bromine is less than the size of astatine. And therefore, the tendency of accepting an electron by bromine is more than the tendency of astatine. Hence, bromine is more reactive non-metal.

6 0

2 years ago

Read 2 more answers

The amount of gas that occupies 36.52 L at 68.0 degrees Celsius and 672 mm Hg is ___ Mol.

Ainat [17]

<h2>1.15 moles</h2>

Explanation:

The ideal gas law is written as $PV=nRT$

where $P,V,T$ are the pressure, volume and temperature, $n$ is the number of moles of gas; and $R$ is the ideal gas constant. It is the same for all gases.