How many significant figures are there in the number 3.04

Given a mixture of sand and water, state one process that can be used to separate water from the sand

Which scientist discovered the neutron

A product that is a chemically bonded combination of reactants will form in which type of reaction? Check all that apply. synthesis A) polymerization B) decomposition C) oxidation D) replacement

Caffeine (c8h10n4o2) is a weak base with a pkb of 10.4. part a calculate the ph of a solution containing a caffeine concentration of 430 mg/l.

Is ice melting a physical or chemical proerty

Concerning the 10.0 mL of 0.50 M NaCl diluted to 100 mL of solution: When a solution is diluted, does the dilution change the number of grams dissolved? yes no

What causes element name to change

Charles's law states that

If 30mL of 0.5M KOH is needed to neutralize 2M HCl, what was the volume of the acid?

A ratio wave travels 186,000 miles per second. How many kilometers will the wave travel in one microsecond? (1 mile=1.61 km)