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3NaOH + Al(NO3)3 > 3NaNO3+ Al(OH)3, What volume of 0.300M NaOH is required to react completely with 2.50 g Al(NO3)3?
Consider the reaction: 3HNO3(aq) + K3PO4(aq) H3PO4 + 3KNO3(aq) What is the concentration of an HNO3 solution if 25.0 mL reacts with 38.5 mL of 0.145 M K3PO4?
Calculate the unknown concentration of Ag+ if the potential of the following concentration cell is 300 mV at 25.0 ◦C.
Potassium chloride has a solubility of 43g of KCl in 100g of H2O at 50oC. Determine if adding 90g of KCl to 155g of water will form a saturated or unsaturated s.olution
A mixture contains 50.0 g of silver and 4.0 g of mercury. Identify the solute and the solvent in this mixture.
using the chemical equation: 3H2+N2->2NH3 determine the mole of H2 needed to form 124 grams of NH3
assume a bottle of wine consist of an 11% solution (by weight) of ethanol in water. if the bottle of wine is chilled to -20 degree celsius will the solution begin to freeze ?
you dissolve 15.0 g of sucrose c12h22o11 in a cup of water 225g. what is the freezing point of the solution?
some ethylene glycol is added to your car's cooling system along with 5.0 kg. of water. If the freezing point of the water glycol solution is -15.0 degree celsius what mass of HOCH2CH2OH must have been added?
a mixture of ethanol c2h5oh and water has a freezing point of -16.0 degree celsius. (a) What is the molality of the alcohol? (b) what is the weight percent of alcohol in the solution ?
