If I add together water and an effervescent tablet, will the total mass before mixing be less than, equal to, or greater than the mass after mixing? Pls Help

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

How have the greenhouse gasses increased from the year 2000 to 2018

Give the set of reactants (including an alkyl halide and a nucleophile) that could be used to synthesize the following ether: draw the molecules on the canvas by choosing buttons from the tools (for bonds and charges), atoms, and templates toolbars, including charges where needed. ch3ch2och2ch2chch3 | ch3