分子量calculatemolecularweightmoles计算 Molar Mass, Moles and Avogadro’s Number Calculate the molar mass of: 1) (NH 4 ) 2 S 68.16 g 2) Fe 2 O 3 159.7 g 3) KClO 4 138.55g 4) SF 6 146.06 g 5) (NH 4 ) 2 SO 4 132.16 g 6) KClO 4 Calculate the grams present in: 1) 0.200...
Calculate the heat of vaporization (\Delta H_{vap}) for 63.5 g of ice? (\Delta H_{vap} of ice is 40.66 kJ/mol, molecular mass of H_2O = 18). How much heat energy (in kJ) is required to convert 52.0 grams of ice at -10.0 degrees...
This is the key quantity that relates the mass to the number of moles when we are given one of the parameters. Answer and Explanation: Determine the number of millimoles, n, of the given amount of substance. We do this by dividing the mass, m, by ...
The component of the velocities of this flow system are u=-Q/2pi(x/(x^2-y^2))+By+c, v=A(y/(x^2+y^2))+Dx+E Calculate a value of "A" constant. How to determine the averaged droplet size of the atomizer and the averaged velocity of flying droplets? Whe...
The number of water molecules present in every formula unit of the ionic compound determines the water of crystallization or water of hydration of the salt. The value of the water of crystallization varies from one salt to another....