Answer: must have THE SAME number of atoms for each element
Explanation: Chemical equations must be balanced -- they must have the same number of atoms of each element on both sides of the equation. As a result, the mass of the reactants must be equal to the mass of the products of the reaction.
Answer:
In order to calculate the work that the spike did, you have to respect the following equation:
WORK = FORCE X DISPLACEMENT X COS (0)
Explanation:
Work is measured in joules, and is the amount of energy a body needs to make a certain force over a certain distance.
In the case of this bird we would be calculating with the equation written up in the previous item the work that said animal would do to grind a seed.
Answer:
You use the fact that 1 mole of any substance contains exactly 6.022⋅1023 atoms or molecules of that substance - this is known as Avogadro's number. In your case, 1 mole of gold will have exactly 6.022⋅1023 atoms of gold.
Explanation:
Answer:
D) Water is less dense as a liquid than as a solid because of changes in bond structure.
Explanation:
I hope I was able to help!
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