1. How many grams of H3PO4 are in 175 mL of a 3.5 M solution of НЗРО4 A 4.9 g B 60. g C 20. g D 0.61 g

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OUR SUBJECT IS GENERAL CHEMISTRY 2 // THIS IS MY ASSIGNMENT :) PLEASE PUT A SOLUTION, WHY THE ANSWER IS LIKE THAT. THANK YOU!! PS: THIS OUR ASSIGNMENT, IT'S NOT GRADED!!!
1. How many grams of H3PO4 are in
175 mL of a 3.5 M solution of
НЗРО4
A 4.9 g
B 60. g
C 20. g
D 0.61 g
2. What is the osmotic pressure at
250C when 72.5 mL of a solution
containing 4.25 grams of
electrolyte CaCI2 (molar mass=111
g/mole) is prepared?
А. 38.8 atm
В. 12.8 atm
C.1.0 atm
D. 5.58 atm
Transcribed Image Text:1. How many grams of H3PO4 are in 175 mL of a 3.5 M solution of НЗРО4 A 4.9 g B 60. g C 20. g D 0.61 g 2. What is the osmotic pressure at 250C when 72.5 mL of a solution containing 4.25 grams of electrolyte CaCI2 (molar mass=111 g/mole) is prepared? А. 38.8 atm В. 12.8 atm C.1.0 atm D. 5.58 atm
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