6 grams.........................
Answer:correct answer is a enegry
Explanation:
The number of moles contained in each of the question are a) 3.935 and b) 0.001165 mol.
<h3>What are moles?</h3>
Moles are a quantity or amount of a substance. Denoted by n.
To calculate moles, mass is divided by the molar mass
n = m/M
mass is divided by the molar mass
a) 230 grams of NaCl
n = m/M
molar mass of NaCl is 58.44 g/mol
n = 230 / 58.44 = 3.935 mol
b) 0.210 g of aspirin
n = m/M
molar mass of aspirin is 180.158 g/mol
n = 0.210 / 180.158 = 0.001165 mol
Thus, the moles are a) 3.935 and b) 0.001165 mol.
Learn more about moles
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Answer:
magnesium
Explanation:
when you check from the periodic table, magnesium is in group 2 , period 3
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