How many grams of mgo are produced by the reaction of 25. 0 g of mg with 25. 0 g of o2?.

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal