How many grams of oxygen gas are produced
if 500g of potassium chlorate solid decomposes and produces 303g of potassium chloride solid, how many grams of oxygen gas are produced?
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If you started a ride with ice packs that held 1300 g of frozen water at 0 rm{^{circ}C} , and the temperature of the water at the end of the ride was 32 rm{^{circ}C} , how many calories of heat energy were absorbed?
If the rate increases by a factor of 10 as the temperature increases from 35 °C to 70°C, what is the activation energy for the reaction?
If 5.00 ml of a solution containing .0400 M iron is placed in a 100.0 ml volumetric flask and filled to the mark with deionized water, what will be the concentration of iron in this new solution?
Student placed 18.5 of glucose () in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100.- mark on the neck of the flask was reached. The flask was then shaken until the s
What is the PH change of a 0.270M solution of Citric Acid (pKa = 4.77) if citrate is added to a concentration of 0.145M with no change in volume?
When M2S3 is heated in air, it is converted to MO2. A 4.000g sample of M2S3 shows a decrease in mass of .277 g when it is heated in air. What is the average atomic mass of M?
A test tube containing a mixture of KCl, KClO3, and MnO2 having a total weight of 23.584 g was heated to compose the KClO3. After heating, the mass was found to be 22.347 g. a) How many moles of oxygen gas were evolved?
What are some differences and similiarities in the type of inhibition caused by heat, acid or base, and heavy metal ions on enzyme activity?
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