Describe the reaction of a weak acid and a strong base. what would the ph of the solution be? i will mark brainliest, : )

What is the mass of 0.46 mil of mgcl2

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

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?