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Calculate the mass of water formed by the complete reaction of 935 g of propane (C3H8) with excess oxygen. (Write a balanced equation)
A gas mixture being used to simulate the atmosphere of another planet consists of 319 mg of methane, 171 mg of argon, and 212 mg of nitrogen
A cylinder with a moveable piston contains 0.84 mol of gas and has a volume of 328 mL. What will its volume be if an additional 0.27 mol of gas is added to the cylinder? (Assume constant temperature and pressure.)
Description of Lipids 1) What are the ingredients of a cephalin? 2) Which fatty acid is always unsaturated in a cephalin? Why?
What mass of this substance must evaporate in order to freeze 170 of water initially at 23? (The heat of fusion of water is 334 the specific heat of water is 4.18 .
Name the product of reaction, Give and name the products when 3-t-butyl 2,4-dimethyl 1-hexene reacts iwth the following assume the proper catalysts are present
A 3.5g sample of water reacts with PCl3 according to the following equation: 3H2O+PCl=H3PO3+3HCl How many g of H3PO3 are produced.
What is the density of aluminum in g/cm, A small cube of aluminum measures 15.6 mm
How many mL of a 0.10 m solution of NaOH are needed to completely react with 120 mL of a 0.15 m solution of H2CO3.
Imagine that you have a 7.00 litre gas tank and a 3.00 litre gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch.
A 4.78-g sample of aluminum completely reacts with oxygen to form 6.67 g of aluminum oxide. Calculate the mass percent composition of aluminum in aluminum oxide
Calculate empirical formula of this compound & molecular formula and calculate the molality of solution of sulfuric acid?
If 69.5 kJ of heat is applied to a 1034 g block of metal, the temperature of the metal increases by 11.4°C. Calculate the specific heat capacity of the metal in J/g°C.
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