When 80.5 mL of 0.642 M Ba(NO3)2 are mixed with 44.5 mL of 0.743 M KOH, a precipitate of Ba(OH)2 forms. How many grams of Ba(OH)2 do you expect

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?

What is the formula of the ionic compound composed of calcium cations and chloride anions