2 years ago

I just need the last one

1 answer:

3 0

You can search all these questions up on the internet.

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statuscvo [17]

Answer: B

Explanation:

To find the amount of heat required, you would use q=mcΔT.

$q=2g(4.18J/g°C)(68-34°C)$

q=284.2 J

*Please ignore the capital A in the equation. I can't find a way to type in the degree sign into the equation without the A appearing.

4 0

3 years ago

wlad13 [49]

Answer:

It is true answer. Ozone = O3

7 0

3 years ago

Kitty [74]

Answer:

it falls

Explanation:

5 0

3 years ago

Tems11 [23]

B. A solar cycle usually lasts 11 years.

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3 years ago

Salsk061 [2.6K]

Final volume is 400 mL

<span>The moles in MgSO4 is 0.00788 </span><span>mL
</span>
The new concentration is 0.197

8 0

3 years ago