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How many moles of lithium phosphate (Li3PO4) are contained in 77.7 g of lithium phosphate?
Compute the density of both an ideal as well as a hard sphere gas with molar mass 30 grams/mole that has a b parameter of 0.037 L/mol. The pressure is 1000atm as well as the temperature is 50 K.
The following question is offered in anticipation of our chapters on metabolism: Assuming that the average weight of an adult is 160 lbs, how many molecules arrive each second at a mitochondrion of an average active person
Combustion reactions are exothermic. The heat of reaction for the combustion of butane, C4H10, is 687.8 kcal/mol. What is the heat of combustion for butane in kcal/gram?
Consider an electrochemical cell in which the following reaction occurs and predict which changes will increase the cell voltage: Fe2+ (aq) + Ag+ (aq) --> Ag (s) + Fe3+ (aq).
Use the data below to calculate the value of Kc H2(g) 2 H(g) Kc = 0.00473 1/2 H2(g) + 1/2 O2(g) OH Kc = 0.643 Give your answer to 3 significant figures
Chlorine is widely used to purify municipal water supplies and to treat swimming pool waters. Suppose that the volume of a particular sample of Cl2 gas is 8.60 L at 899 torr and 28°C.
solid aluminum reacts according to the balanced equation. if a total of 830 kj of heat is produced in the reaction as
calculate the molecular mass of the nonionic solutes 8.02 g of solute in 861 g of water lower the freezing point to
How do I express quantities using significant figures to imply errors. An example question is 1.989 +/- 0.0003
A piston has an external pressure of 14.0 torr. How much work has been done if the cylinder goes from a volume of 0.130 liters to 0.530 liters.
For the above rxn, if 0.0001 M of B and 0.0001 M of C were added at the same time, which way would the rxn shift, or would it remain unchanged
a mass of 2.50 g of hydrated copper sulfate is placed in a crucible and heated. On hesting, 1.59 g of white anhydrous copper sulfate is left behind. determine the ratio of water to copper sulfate.
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