Chromium metal is added to a solution of nickel (II) chloride to form a solution of chromium (III) chloride and nickel. What is the word equation, unbalanced equation and the balanced equation

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.

A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution