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If 5.0 g of KClO3 are decomposed, what volume of O2 is produced at STP?
The grinding of a large crystal of a substance into smaller crystals increases the rate of solution of the substance. Why?
how many grams of CuO is produced if 1.10 g of copper metal is oxidized law of definite proportions
A 1500.OmL container holds 7.80g of a gas at 2.35 atm and 25.00 C. How many moles of the gas are in the container ?
In the following reaction 12.60g of CS2 burns with 5.80g of 02? Calculate the number of moles CS2 and O2 before the reaction occurs. Determine the limiting and the excess reactants, how many grams of CO2 would be produced. If 2.05g of CO2 was produced in lab, what is the percent yield. How many grams would be left over of the excess reactant
In the following reaction 12.5g of Al and 7.6 g of NaOH react in excess water. Calculate the number of moles Al and NaOH before the reaction occurs, determine the limiting and the excess reactant. How many moles would be left over of the excess reactant
Calculate the mass in grams 1.9103 mol of benzene, C6H6
Can I use chromatographic technique and EDTA titration for finding calcium content in toothpaste ?
Which solution has the lowest pOH?
5.00x10-1 mol/L NH3
5.00x10-1 mol/L KOH
8.00x10-2 mol/L F-
8.00x10-2 mol/L Ca(OH)2 Chat started
a reaction is first order in hydrogen peroxide, H2O2. It is determined that it takes 2.00 minutes for the [H2O2] to go from 6.0 M to 0.625 M at a certain temperature. What is the half-life of H2O2? What is the specific rate constant?
