Answer: I think 82.46
Explanation: The atomic number for strontium, or Sr on the periodic table, is 38. With knowing the atomic number, I multiplied that by the number of moles given.
38 × 2.17 = 82.46
I hope this helps!!
Answer:
pressure that is exerted by one gas as if it occupied a container by itself. Explanation:
Heat of fusion is <span>the </span>heat<span> absorbed by a unit mass of a given solid at its </span>melting<span> point that completely converts the solid to a liquid at the same temperature. We use this concept to calculate the mass of copper. We do as follows:
H = m(Hfus)
112.4 = m (13.0) ( 1 mol / 63.55 g )
m = 549.4631 g -------> OPTION 3</span>
Because it has weak inter molecular forces between its layers.
Answer:
A bank reconciliation statement is a summary of banking and business activity that reconciles an entity's bank account with its financial records. A bank reconciliation statement is a useful financial internal control tool used to thwart fraud.