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A 270 mL stock solution contains 0.9 M Ca(CN)2. When 103 mL of the stock solution is diluted to 130 mL, how many moles of CN- ions will be contained in the dilute solution?
Determine the product of the reaction. As a general rule, a metal will combine with a nonmetal to form an ionic compound.
2.9 mol Fe(OH)3 and 7.7 mol H2SO4 react according to the equation 2 Fe(OH)3 + 3H2SO4 -!> Fe2(SO4)3 + 6H2O. If the limiting reactant is Fe(OH)3, calculate the amount of Fe2(SO4)3 formed. Answer in units of mol.
How many grams of oxygen would be required in the combustion of propane to produce 582 kJ of heat?
compute the pH at the temperature of twenty five degrees Celsius of a solution combined by adding 50 mL of 1.60 M sodium hydroxide solution
What is the molality of a solution in which 25 g of sodium chloride is dissolved in 2.0 kg of water
Organic chemistry solution - First question wants the product of certain oxidation reaction of chromic acid with a secondary alcohol and primary alcohol.
If the gas is at 23C and 1.0 atm, what mass of helium is in the blimp? The Goodyear blimps, which frequently fly over sporting events, hold approximately 1.85×105 ft^3 of helium.
Acetyl chloride reactions, What major organic products would you expect to be formed when acetyl chloride reacts with the following reagents?
Calculating standard enthalpy change, heat, and mass of a reaction, Methanol (CH3OH) is used as fuel in race cars. Calculate the standard enthalpy change for the reaction, assuming H2O(g) as a product.
What max of water can be heated from 15 degrees C to 100 by burning this piece of cool
A 44 sample of water absorbs 329 of heat If the water was initially at 21.7, what is its final temperature.
Calculate the molar mass of a gas if 4.40 g occupies 3.50 L at 560 torr and 41°C.
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