Calculate helium gas molar volume

Reference no: EM13716782

Question - The density of helium gas is 0.1785 g/L. Calculate its molar volume. Molecular weight of He= 4.00 g/mol. Hint L/mol. (please show steps)

I desire help for above question. Illustrate each step for the above problem.

Reference no: EM13716782

Questions Cloud

The reaction of aqueous magnesium bromide : The reaction of aqueous magnesium bromide and aqueous lithium phosphate is represented by the balanced ionic equation.

Explain the reaction of aqueous sodium chloride : The reaction of aqueous sodium chloride and aqueous silver nitrate is represented by the balanced ionic equation.

Enter the compound formula of substance : Enter the compound formula, including state, of the missing substance ( Y ) in the balanced equation below. Do not give the coefficient. Polyatomic ions only need parentheses when there is more than one of the given ion in the molecular formula.

State the purpose for adjusting the water level inside : State the purpose for adjusting the water level inside/outside of a gas collecting vessel to be equal when determining the moles of gas evolved in the reaction

Calculate helium gas molar volume : The density of helium gas is 0.1785 g/L. Calculate its molar volume. Molecular weight of He= 4.00 g/mol. Hint L/mol. (please show steps)

Explain what is the half-life of the substance : You are using a Geiger counter to measure the activity of a radioactive substance over the course of several minutes. If the reading of 400. counts has diminished to 100. counts after 36.9minutes , what is the half-life of this substance

How much heat is required to warm ice : How much heat (in kJ) is required to warm 13.0 g of ice, initially at -110.0?C? The heat capacity of ice is 2.09 J/g??C and that of steam is 2.01 J/gC

Enter the formula and state of all ions in solution : If a precipitation reaction occurs when a solution of one species is added to a solution of the other, enter the formula, including the state, of the insoluble product. If there is no reaction, enter the formula and state of all ions in solution, ..

Polyatomic ions only need parentheses when one ion given : Enter the compound formula, including state, of the missing substance ( Y ) in the balanced equation below. Do not give the coefficient. Polyatomic ions only need parentheses when there is more than one of the given ion in the molecular formula.

User Account

All Pages