In order to calculate the mass of Oxygen needed to react with 5g of Diethylzinc, what other information will we need in
addition to the chemical equation?
A. A balanced chemical equation and the molar mass of
all elements.
B. The molar mass of all elements, number of atoms of
Oxygen, and the time the reaction took to complete.
C. The number of atoms in each reactant and product.
D. The number of moles for each element and the
number of atoms in each substance.
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Do graduates from uf tend to have a higher income than students at fsu, five years after graduation? a random sample of 100 graduates was taken from both schools. let muf be the population mean salary at uf and let mufsu be the population mean salary at fsu. how should we write the alternative hypothesis?

Phyllis and chen are saving money to go to a football game. each friend starts with some money and saves a specific amount each week. phyllis made a graph to show the total she has saved at the end of each week. chen wrote an equation to show the total, y, he has saved at the end of each week, x. y = 15x + 15 compare the amount that each friend has when both friends start saving. select the correct answer from the drop-down menu to complete the statement. phyllis starts with $ and chen starts with $

The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac