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Based on the law of multiple proportions, how many grams of hydrogen would you expect 2.49 of nitrogen to combine with to yield ammonia?To yield hydrazine?
Consider a gas in a container with an initial pressure, temperature, and volume. What will happen to the volume of the gas if the number of moles are increased 6 times (6x), the pressure is quadrupled and the temperature is tripled
When making an alcoholic beverage, such as beer and wine, Brix is a measurement used to assess the amount of sugar present in the fermentation matrix or grape juice.
Calculate the freezing point of each of the solution 75.0 g of glucose,C6H1206 , added to 0.539 kg of water. Calculate the boiling point of the solution. 75.0 g of glucose,C6H1206 , added to 0.539 kg of water.
4 Fe(s) + 3 O2(g) → 2 Fe2O3(s). If 12.5 g of iron(III) oxide (rust) are produced from 8.74 g of iron, how much oxygen gas is needed for this reaction?
how many grams of methanol must be added to 7.50 kg of water to lower its freezing point to -13.0 degrees c? for each
What volume of a 0.110 M NH4I solution is required to react with 923 mL of a 0.480 M Pb(NO3)2 solution? b. How many moles of PbI2 are formed from this reaction?
a temperature of 37 degrees Celcius were heated to a temperature of 250 degrees Celcius. If the volume does not change, what is the new pressure of the gas in atmospheres?
Calculate the molarity of your unknown, assuming it is monoprotic acid or monobasic base. Show all calculations for one titration with good precision including units and correct number of significant figures.
Manganese dioxide reacts with hydrochloric acid as shown in the chemical equation MnO2(s) + 4HCl(aq)-->MnCl2O(l) + Cl2(g) What is the percent yield of the reaction if 5.75 g of H20 is obtained when 28g of MnO2 and 28g of HCl are mixed and allowed ..
Why is it uncenessary to include an aluminum trihalide in the electrophilic aromatic bromination reaction of acetanilide with molecular bromine?
The density of hydrogen gas in a flask is 0.147 g/L at 305 K. what is the pressure inside the flask? Calculate the density in G/L of CH4(g) at 75 Celsius and 2.1 atm (R= .08206 L*atm/mol*K).
5.00 mL of a 7.5x10^-3 M solution of HNO3 is diluted to 200. mL. What is the pH of the resulting solution
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