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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).
Z 79 97 46 111 101
NUM. OF PROTONS 106 92 51 41
NUM. OF NEUTRONS 150 169 71 170 157
MASS NUMBER 197 269 278 238 106 93
ISOTOPIC SYMBOL
NAME OF ELEMENT
Are the molecules that can hold the lesser number of drops the same as the molecules that look less time to evaporate?why?
a reaction has an activation energy of 84 kJ/mol. What is the effect on the rate of raising the temperature from 100°c to 110°c given that R= 8.314J/mol/K
Compute the excess amount of the excess reactant of AlCl3
#340153 on Dec 2023