Chemical reaction of this chemical equation
What is the chemical reaction of this chemical equation. AgNO+ NaCI- AgCI+ NaNO
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Metallic aluminum reacts with at elevated temperatures to form manganese metal and aluminum oxide. A mixture of the two reactants is 67.2% mole percent. Find the theoretical yield (in grams) of manganese from the reaction of 260 of this mixture.
A solution of caffeine in chloroform as a solvent has a concentration of 7.9 x 10^-2m. What's the percent of caffeine by mass? Calculate the mole fraction of caffeine.
What is the purpose of using a drying agent on the organic layer after a separation? How can you tell if the extracted solution is "dry"?
A compound is 40.0% C , 6.70% H, and 53.3% O by mass. Assume that we have a 100.-g sample of this compound. The molecular formula mass of this compound is 240 amu. What are the subscripts in the actual molecular formula?
A 100.0 mL sample of 0.10 M NH3 is titrated with 0.10 M HNO3. Determine the pH of the solution after the addition of 200.0 mL of KOH. The Kb of NH3 is 1.8 × 10-5.
In a certain experiment, 4.90 g of NH3 reacts with 7.55 g of O2. with: 4 NH3 (g) +5 O2(g) -> 4NO(g) +6 H2O (g) How many grams of NO will be formed?
Radioactive isotope X has been found in rock units S and Q. Isotope X breaks down into isotope Z with a half life of 250 million years. Samples from unit Q indicate 25% parent isotope X and 75% daughter isotope Z while unit S has 6.25% parent isot
If the total blood volume of an individual is 5 liters, how many grams of total blood cholesterol does the individual contain?
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