Search & Filtering
A is a solution of hydrochloric acid. B is a solution containing 1.50 g of sodium hydroxide in 250 cm of solution. If 25 cm of B requires 15.5 cm of A for complete neutralization calculate the concentration of b in mol per DM cube
given the equation: CH4 + 2O2 > CO2 + 2H2O How how many grams of CH4 I needed to react with 3.2 grams of O2?
Calculate the amount of heat (joules required) to convert 200 g of ice cubes (0°C) to gas at 100°C
Helium gas is contained in a tank with a pressure of 12.4 MPa. If the temperature inside the tank is 32.8 Celsius and the volume of the tank is 18.0 L, determine the mass of the helium in the tank.
the volume occupied by 150 grams of chlorine at -12.5 Celsius and 98.5 kPa
Compare the cooling effect of drinking 250 ml of ice water with the cooling effect of sweating out 250mL of water
Two similar systems of monoatomic ideal gas named A & B. A undergoes isobaric changes when absorbed Q amount of heat and B undergoes isochoric changes when absorbed same amount of heat. Which system will be having higher temperature after absorbing same amount of heat? Justify your answer.
A 15.0-liter tank is filled with oxygen gas, O2 for use in a hospital. How many grams of O2 are inside the tank if the pressure is 2.5 atm at 28 ºC? (Molecular weight of O2 is 32 g/mole).
Are the molecules that can hold the lesser number of drops the same as the molecules that look less time to evaporate?why?
Compute the excess amount of the excess reactant of AlCl3
