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16 Nov 2019
How many moles of oxygen atoms are in 260.0 grams of H_3PO_4? A) 16.06 mole B) 16.60 mole C) 10.16 mole D) 16.01 mole E) 10.61 mole AB) none of these How many grams of hydrogen are in 7.60 moles ammonia? A) 28.8 g H B) 22.8 g H C)7.68gH D) 23.0 gH E) 32.8 g H AB) none of these How many atoms of oxygen are in 50.0 trams of H_3PO_4? A) 1323 times 10^24 atoms B) 1.32 times 10^25 atoms C) 1.23 times 10^25 atoms D) 1.23 times 10^24 atoms E) 3.21 times 10^24 atoms AB) none of these How many grams of ammonia contain 5.86 times 10^25 atoms of hydrogen? A) 1660 g NH_3 B) 553 g NH_3 C) 525 g NH_3 D) 535 g NH_3 E) 552 g NH_3 AB) none of these
How many moles of oxygen atoms are in 260.0 grams of H_3PO_4? A) 16.06 mole B) 16.60 mole C) 10.16 mole D) 16.01 mole E) 10.61 mole AB) none of these How many grams of hydrogen are in 7.60 moles ammonia? A) 28.8 g H B) 22.8 g H C)7.68gH D) 23.0 gH E) 32.8 g H AB) none of these How many atoms of oxygen are in 50.0 trams of H_3PO_4? A) 1323 times 10^24 atoms B) 1.32 times 10^25 atoms C) 1.23 times 10^25 atoms D) 1.23 times 10^24 atoms E) 3.21 times 10^24 atoms AB) none of these How many grams of ammonia contain 5.86 times 10^25 atoms of hydrogen? A) 1660 g NH_3 B) 553 g NH_3 C) 525 g NH_3 D) 535 g NH_3 E) 552 g NH_3 AB) none of these
Reid WolffLv2
30 Jul 2019