2 years ago

Sam investigates the reactivity of metals in air. His observations are shown below.

Chemistry

2 answers:

viva [34]2 years ago

6 0

Answer:5

Explanation:

Rufina [12.5K]2 years ago

4 0

Answer:

(a)B,D,A,C

Explanation:

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d) A short ton of coal holds about 2.24 x 107 J of energy and costs about $56.45 per short ton. How many Joules of energy in the

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