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Helen [10]
3 years ago
9

Pls help with chemistry​

Chemistry
1 answer:
egoroff_w [7]3 years ago
5 0

what are the questions?

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in calorimetry, energy is measured through heat transfer from one substance to another. Which of the following is NOT a method o
aivan3 [116]

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Explanationconvection

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3 years ago
I need help fast thx
Free_Kalibri [48]
I'm guessing you have to balance these.
I took a picture of my working out.

Answer to the first one = 2HCl+CaCO3=CaCl2+H20+CO2
So basically just add a big 2 in front of the first HCl

Answer to second one = 2Ni + O2 = 2NiO
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What is the precipitate for CuSO4+NaOH<br> (Balancing Equations)
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Answer:

CuSO4 + 2NaOH → Cu(OH)2 + Na2SO4

Explanation:

5 0
4 years ago
As the sun sets, the temperature of the room decreases. Explain how this affects the particle motion of the gas particles in the
Veseljchak [2.6K]

Answer:

Heres a very LONG answer-

The real answer:

Its in the kinetic-molecular theory, the temperature of a substance is related to the average kinetic energy of the particles of that substance. When a substance is heated, some of the absorbed energy is stored within the particles, while some of the energy increases the motion of the particles.

8 0
3 years ago
Do the following ! I'LL MARK THE BRAINLEST!<br> ITS SCIENCE!
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it's easier to look it up

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