A cylinder containing a sample of chlorine gas at a pressure equal to 1.2 atm, if this sample is compressed resulting in decreasing its volume to one third of its original value, calculate the final pressure of this gas.

a compound consisting of Carbon, Hydrogen and Oxygen, if the number of moles of Carbon equal to 0.75 mole, and of Hydrogen equal to 2.0 mole and of Oxygen equal to 0.25 mole. What is the empirical formula of this compound?

a compound consisting of Carbon, Hydrogen and Oxygen, if the number of moles of Carbon equal to 0.25 mole, and of Hydrogen equal to 0.75 mole and of Oxygen equal to 0.125 mole. What is the empirical formula of this compound?

Calculate the number of molecules present in 0.3 g of H2SO4?

Calculate the molecular weight of Aluminum chloride AlCl3?

Which one of the following statements is true regarding the Boyle’s law:-  

Calculate the number of molecules present in 0.8 g of H2SO4?

How many milliliters should be withdrawn from a stock solution of H2SO4 with a concentration of 1.3 M to prepare a 0.2 Liter of this solution with a concentration of 0.5 M?

What is the name of the antibiotic susceptibility test that determines how sensitive a bacterium is to different antibiotics?

Which type of boundary is represented by California’s San Andreas Fault?