Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Chemistry
Calculate the molecular weight of a gas if 4.5L of the gas at 785 torrs and 23.5 degrees celcius weigh 13.5g.
1 answer
Use PV = nRT and solve for n = number of mols, then n = grams/molecular weight. You have grams and mols, solve for molecular weight.
You can
ask a new question
or
answer this question
.
Related Questions
At 32°C and 205 kpa gauge. The specific weight of a certain gas was 13.7 N/m³. Determine the gas constant of this gas.
1000cm3(cude) of air at 20C and 101.35kpa is heated at constant pressure until its volume doubles. (A) use the ideal gas
A sample of gas of mass 2.929 g occupies a volume of 426 mL at 0degree Cel and 1.00 atm pressure. What is the molecular weight
What is the specific volume of a gas at 180psia & 90°F when its density is 0.0892 lb/cu ft at 14.7psia & 32°F. Calculate its
if 100cm3 of O2 diffused in 4 seconds and 50cm3 of gas Y diffuse in 3 seconds, calculate the relative molecular mass of gas Y?
One mole of an ideal gas initially at a temperature of Ti = 7.4°C undergoes an expansion at a constant pressure of 1.00 atm to
A gas-forming reaction produces 1.35 m3 of gas against a constant pressure of 143.0 kPa. Calculate the work done by the gas in
Question: Consider this molecular-level representation of a gas.
There are: 5 orange gas particles 6 blue gas particles 3 green
10. You analyze the gas in 100 kg of gas in a tank at atmospheric pressure, and find the
Following : CO2;19.3%, N2;72.1%,
A rocket expels gas at the rate of 0.4kgs. if the average force of the gas is 120N, calculate the velocity of the gas. state the