2 years ago

Match the following vocabulary words with the correct definitions.

Chemistry

1 answer:

son4ous [18]2 years ago

4 0

Answer:

1 mass

2 matter

3 weight

4 molecule

5 compound

6 atom

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mel-nik [20]

The picture looks blurry can you tell me what it says?

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2 years ago

During a lab activity, students prepared two solutions separately at the same temperature. Later they mixed the solutions and th

tino4ka555 [31]

This at be due to a chemical change. For example, when some chemical elements mix, the change causes heat. This is the same, but the opposite. Hope this helps!

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2 years ago

elect the correct answer. The elements beryllium, calcium, and strontium are all in group 2. What is the correct relationship of

deff fn [24]

Answer:

D. Sr < Ca < Be

Step-by-step explanation:

Ionization energy decreases from top to bottom within a Group, because the valence electrons are further from the nucleus and therefore easier to remove.

Thus, Sr has the lowest ionization energy and Be the highest.

The correct order is Sr < Ca < Be.