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love history [14]
3 years ago
5

Name a mammal that lives in the ocean

Chemistry
2 answers:
sasho [114]3 years ago
8 0

Answer:whales

Explanation:

disa [49]3 years ago
5 0

Answer:

WHALE

Explanation:

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Reactions occur when two or more molecules interact and the molecules change. Bonds between atoms are broken and created to form new molecules

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What two categorical ways of thinking about matter are discussed in the passage?
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There's no passage but I can say that matter are that ''thing'' which extend through all Universe, matter is everything. It can be seen or felt as liquid, gas or solid. This changes of its state depend on the amount of energy that is involved.

So, here is used categorical thinking because is a abstract concept that is hard to understand sometimes. It's abstract when we say that matter is all, not  just what we see, but even what we don't see like ''Dark Matter'', which is the majority in the Universe.

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How did electrons gain energy in order to jump to higher energy levels?
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2 years ago
1. The atoms of a certain element each contain 11 protons and 1 valence electron. Which statement correctly identifies this elem
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Classify the chemical equations as being balanced or not balanced. CaO + 3C → CaC2 + CO Na + H2O → 2NaOH + H2 4Fe + O2 → 2Fe2O3
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