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Q. KCN(aq)+HCL(aq)->KCL(aq)+HCN(aq) what is the net ionic equation

Solved • Sep 25, 2017

Q. A chemist requires 0.719 mol Na2CO3 for a reaction. How many grams does this correspond to?

Solved • Sep 25, 2017

Q. A sample of unknown nickel chloride hydrate compound, NiCl2·nH2O, weighing 3.311 g was heated strongly to drive off all water. After heating sample weighed 1.805 g. Find mass of water in sample?

Solved • Sep 24, 2017

Q. Hello, I have a brief question. I am studying Chemical Equilibrium, and I am wondering that when we calculate the delta n "moles of gas", why do we assume each coefficient is moles?

Solved • Sep 25, 2017

Q. Why isn't the chemical formula for hydrogen gas H? what makes hydrogen gas H2?

Solved • Sep 25, 2017

Q. could I please have help with this: How many grams of cisplatin are formed from 54.6g of K2PtCl4 and 36.4g of NH3 the reaction takes place in 95% yield based on the limiting reactant?

Solved • Sep 24, 2017

Q. Chemical Equations and Mass Percentage

Solved • Sep 25, 2017