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Answer:
112.22 g
Explanation:
mass = no. of moles x atomic mass
From the periodic table, we can see the atomic mass of Ca is 40.078.
Therefore,
mass = 2.80 x 40.078
= 112.22g (corrected to 2 decimal places.)
Secrets undiscovered is correct, but this chemical formula is not balanced. Double check your question to make sure
1.20x1,024=1228.8 this is your answer.
hope that this helps.
Answer:
each of two or more forms of the same element that contain equal numbers of protons but different number of nurtrons
in there nucleir
Explanation:
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