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DiKsa [7]
3 years ago
11

Explain how changes in temperature affect the particle motion of a substance.

Chemistry
1 answer:
Travka [436]3 years ago
8 0
When the temperature increases, warms, or heats up the molecules become excited. Their movement becomes faster and they tend to move far apart from other molecules. 
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The table below shows the volume of two samples, A and B, when placed in three containers of different volumes.
deff fn [24]

Answer: B is a gas because its volume is less than the volume of the containers.

Explanation: hope this help bye

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8 0
3 years ago
Which list of elements is arranged in order of increasing electronegativity?
muminat
K, ca, sc is the right answer. Take a look at table S of your chemistry reference table. 
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What is the name of CH3CH2OCH2CH3?
natali 33 [55]

Answer:

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5 0
3 years ago
g A piece of solid Zn metal is put into an aqueous solution of Cu(NO3)2. Write the net ionic equation for any single-replacement
Nimfa-mama [501]

Answer:

Zn(s) + Cu²⁺(aq) ⇒ Zn²⁺(aq) + Cu(s)

Explanation:

Let's consider the molecular single displacement equation between Zn and Cu(NO₃)₂

Zn(s) + Cu(NO₃)₂(aq) ⇒ Zn(NO₃)₂(aq) + Cu(s)

The complete ionic equation includes all the ions and insoluble species.

Zn(s) + Cu²⁺(aq) + 2 NO₃⁻(aq) ⇒ Zn²⁺(aq) + 2 NO₃⁻(aq) + Cu(s)

The net ionic equation includes only the ions that participate in the reaction and insoluble species.

Zn(s) + Cu²⁺(aq) ⇒ Zn²⁺(aq) + Cu(s)

4 0
3 years ago
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