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umka21 [38]
3 years ago
8

Which of the following are not molecules? A. MgCl₂ B. C₃H₈ C. Al D. NaCl E. Ag

Chemistry
1 answer:
xxMikexx [17]3 years ago
5 0

Answer:

C.Al & E. Ag

Explanation:

These two are elements. Meaning tget are substances that cannot be broken down because they are pure. The others are considered molecules due to their ability to be broken down.

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Answer:A

Explanation:

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4 years ago
What is the difference between S-32 and S-36?
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3 years ago
Which element is classified as an alkali metal?<br> Rb<br> Sr<br> Zr<br> Cl
qwelly [4]
Hi there.

Alkali metals are known as the group 1 elements.

When we know this, we just have to look to group 1 of the periodic table.

Rb (Rubidium) is in group 1; it is classified as an alkali metal.

~
4 0
3 years ago
Read 2 more answers
A student decreases the temperature of a 547 cm3 balloon from 590 K to 210 K.
gtnhenbr [62]

Answer:

≈194.7

Explanation:

(547cm^3/590K) / (V2/210K)

V2 = 194.69 or 194.7

:D

4 0
2 years ago
Describe any evidence that a chemical reaction occurred when you added 6 m hcl to the solution of sodium acetylsalicylate, also
irina1246 [14]

The evidence that a chemical reaction occurred is can be change in color , formation of a precipitate , Here in the case when 6 m HCl to the solution of sodium acetylsalicylate, the formation of precipitate that is of aspirin takes places that can be taken as a evidence that a reaction is occured. The reaction can be seen in the image attached.

3 0
3 years ago
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