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The NaHCO3 is the limiting reactant and the HCl is the excess reactant in this experiment. Determine the theoretical yield of the NaCl product.
The equation is NaHCO3 + HCl → NaCl + H2O + CO2
Is it possible for an atom to absorb a photon of red light and reemit a photon of violet light
A piece of galena has a volume of 3.9 cm3. If the density of galena is 7.5 g/cm3, what is the mass (in kg) of that piece of galena?
A 35.8-g sample of cadmium metal was melted by an electric heater providing 4.66 J/s of heat. If it took 6.92 min from the time the metal began to melt until it was completely melted, what is the heat of fusion per mole of cadmium?
in a laboratory, 6.82 g of Sr(NO3)2 is dissolved in enough water to form 0.500 L of solution. A0.100-L sample is 0.0245 M solution of Na2CrO4.
suppose you have 10 ml of 0.10m sucrose solution. you add 90 ml of water to the solution.Do the number of sucrose change? Does the molarity change?
Calculate the empirical formula, Molecular weight, and molecular formula of the compound when an organic compound has C=55.8% and H=7.03%. A 1.500g sample was vaporized collected over H2O and found to occupy 0.500L at 100C and 764 mmHg. (vapor pre..
when a current of 0.156A is passed through a solution of lead(II) nitrate, lead is deposited at the cathode. How long will it take to deposit 0.10g of lead?
a 4.50-g sample of CaO is reacted with 4.34 g of H2O. how many grams of water remains after completion of reaction?
What is the enthalpy change corresponding to the melting of 2.5 moles of H2O? What is the system? What is the surrounding?
The burning of ethane produces both CO2 and H2O. If 200 mL of CO2 is produced at 20°C and 750 torr, what volume of water vapor would be produced at 24°C and 790 torr?
When 10.0 g of NH3 reacts, the actual yield of N2 is 8.50 g. What is the percent yield?
A pure gas sample at room temperature (25 C) has an average molecular speed of 682 m/s. What is the identity of the gas.
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