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15.48 g of nickel sulfate (MM 154.75 g/mol) was dissolved in 100.00 mL of water. The...
32kJ released when a gas contracts against a pressure of 0.5 atm from a volume of...
A student prepares a 0.30M aqueous solution of propionic acid C2H5CO2H. Calculate the fraction of propionic...
How many mL of a 10.0 %v/v ethanol solution are needed to have 20.0 mL of...
When propanethiol is mixed with I2, the product of the reaction would be: CH3CH2CH2SSCH2CH2CH3 or CH3CH2CH2SCH2CH2CH3
Nitrogen dioxide reacts with water to produce oxygen and ammonia: 4NO2(g)+6H2O(g)→7O2(g)+4NH3(g) How many grams of NH3...
What is the formula for potassium phosphite? K3PO3 KPO4 K3PO4 KPO3
A sample containing 223Ra (t1/2 = 11.4 days) has an activity of 5.30×105 Bq. How many...
If you started with 24.75 ml of a hydrogen peroxide solution that contained 3.85 % H2O2...
Consider the following equilibrium reaction. ΔH=909.36kJ/mol NH4SH (s) ←⎯→ H2S (g) + NH3 (g) For a...
A student has a basic buffer solution of equimolar ammonia and ammonium nitrate. What would be...
An aqueous solution is prepared to be 0.291 M in sodium formate and 0.182 M in...
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