The meaning of MOLE is a pigmented spot, mark, or small permanent protuberance on the human body; especially : nevus. How to use mole in a sentence.
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Discuss the difference between a concentration of a solution given as a mole fraction and one given in terms of a mass-to-mass ratio.Explore our homework questions and answers library Search Browse Browse by subject Ask a Homework Question Tutors available × Our tuto...
What is the mass, in grams, of 21.08 10 24 molecules of magnesium metal (Mg)? Note that the molar mass of Mg is 24 g/mol. (a) 1.459 (b) 5.059 10 26 (c) 34.94 (d) 840.1 a) What is a mole, and what is molar mass? b) What...
The repulsion and attraction forces are negligible so that the actual pressure is simplified from p+an2V2→p. Answer and Explanation: Given the pressure of the gasp, its volumeV, the temperature of the surroundingsTand the kineti...
I will give you 8.32 x 10^24 molecules of water How many moles of water have I given you ? Then I tell you that 1 mol of olecules is 6.022*10²³ molecules Now you have no problem : Moles of water = molecules of water / 6.022*10²³ molecules / mol ...
There's a difference between the number of molecules and the number of atoms.FAQ: Solving the Mystery of 76 moles of P4O10 1. What is the significance of 76 moles of P4O10? 76 moles of P4O10 is a specific amount of a compound that is being investigated in a scientific study. It ...
It is defined as the amount of a substance that contains the same number of particles (atoms, molecules, or ions) as there are in 12 grams of carbon-12. How is the number of moles calculated? The number of moles can be calculated by dividing the mass of a substance ...
A bicycle tire with a fixed volume of 0.25 liters and at a constant temperature of 296 K is pumped up so that its pressure changes from 20 psi to 37 psi. How many moles and how many air molecules have been added? (Assume the molecular mass...
Chemistry is full of many different confusing conversions. These conversions are important because they ultimately allow us to discover how a particular atom or molecule will interact with other atoms and molecules. Central to chemical conversions is the conversion of grams to moles, and vice versa....