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How many mL of 0.750 M CaCl2 contain 2.00 g of CaCl2?
How much heat in J was involved from right before boiling up to the end of heating?
One gram of H₂O at -50 ⁰C was heated and become 110 ⁰C. Cp ice = 0.5 cal/g-K, Cp steam = 0.48 cal/g-K
How much heat in J was involved from the start up to right before melting?
The enthalpy of solution (∆H) of KOH is -57.6 kJ/mol. If 1.41 g KOH is dissolved in enough water to make a 150.0 mL solution, what is the change in temperature (°C) of the solution? (The specific heat capacity of the solution is 4.184 J/g･°C and the density of the solution is 1.02 g/mL).
Consider the following balanced equation:
3NH4NO3 + Na3PO4 → (NH4)3PO4 + 3NaNO3
30 g NH4NO3 and 50 g Na3PO4 are allowed to react
-What is the maximum amount of each product that can be prepared?
Consider the following balanced equation:
3NH4NO3 + Na3PO4 → (NH4)3PO4 + 3NaNO3
30 g NH4NO3 and 50 g Na3PO4 are allowed to react.
-Which reactant is the limiting reactant?
How many grams of NaOH will be required to fully react with 6 20g of H2SO4
vessel of volume 22.4 dm3 contains 1.5 mol H2 (g) and 2.5 mol N2 (g) at 273.15 K. Calculate the mole fractions of each component, their partial pressures, and their total pressure.
The mass of 10of octane,C8H18Is
The definition of moles is
