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Mole Concept

Q. What is the mass of calcium in 1.51 g of CaCl2?

Solved • Mar 18, 2019

Mole Concept

Q. How many millimoles of Ca(NO3)2 contain 4.78 × 1022 formula units of Ca(NO3)2?

Solved • Mar 14, 2019

Mole Concept

Q. Calculate the mass in kilograms of Fe3O4 that will contain 1500 kg of iron.

Solved • Mar 13, 2019

Mole Concept

Q. Calculate the mass of iron(III) sulfate which contains 0.1651 moles of iron(III) ions?

Solved • Mar 7, 2019

Mole Concept

Q. what is the number of molecules of CH4 in 0.21 mole of CH4?

Solved • Mar 5, 2019

Mole Concept

Q. Which of the following contains the most atoms? 10.0 g Kr 10.0 g Al 10.0 g Cs 10.0 g Ca 10.0 g He

Solved • Feb 1, 2018