Calculate the energy in joules and calories required to heat 50.0g silver from 106c to 255c.

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?

How many grams of mgbr2 are needed to produce 75g or metal?

Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?