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skad [1K]
3 years ago
11

In a short paragraph, explain one thing you've learned from the course this year.

Chemistry
1 answer:
exis [7]3 years ago
7 0

Answer:

ive learned about the chart , ive learned about the coolest chemicle reactions and how. the can change colors , ive also learned that chenistrey is all around us since the beginning of life ,and how liquid can turn solid

Explanation:

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Select the correct empirical formula for each molecular formula given.
Neko [114]

Answer: CH2O

Explanation:

this formula is glucose, as you said the molecular formula is C6H12O6 because an actual molecule of glucose contains that many atoms of each element

an empirical formula is the simplest whole-number ratio of a formula (ex: 1-2-1)

3 0
3 years ago
Roughly how many times does Earth rotate during each complete revolution?
zalisa [80]
The Earth rotates 365 times during each complete revolution.

HOPE THIS HELPS! ^_^
6 0
4 years ago
Read 2 more answers
WILL CHOOSE BRAINLIEST!!<br> what are electromagnetic waves!!??
Lerok [7]
•A wave produced by the acceleration of an electric charge and propagated by the periodic variation of intensities of, usually, perpendicular electric and magnetic fields

In other words : They are radio waves, microwaves, visible light, and x rays are all examples of electromagnetic waves

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I hope this helped ! :)
5 0
3 years ago
Given the data in the table, what is the average atomic mass of chlorine?
Marta_Voda [28]
35.453
used a science book for the answer
7 0
3 years ago
Read 2 more answers
Hydrogen is manufactured on an industrial scale by this sequence of reactions:
hichkok12 [17]

Answer:

K=K_1*K_2\\\\K=\frac{[H_2]^3[CO_2][H_2]}{[CH_4][H_2O][H_2O]}

Explanation:

Hello there!

In this case, for the given chemical reaction, it turns out firstly necessary to write the equilibrium expression for both reactions 1 and 2:

K_1=\frac{[CO][H_2]^3}{[CH_4][H_2O]} \\\\K_2=\frac{[CO_2][H_2]}{[CO][H_2O]}

Now, when we combine them to get the overall expression, we infer these two are multiplied to get:

K=K_1*K_2\\\\K=\frac{[CO][H_2]^3}{[CH_4][H_2O]} *\frac{[CO_2][H_2]}{[CO][H_2O]}\\\\K=\frac{[H_2]^3[CO_2][H_2]}{[CH_4][H_2O][H_2O]}

Regards!

6 0
3 years ago
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