How man kilo-calories of heat are required to raise the temperature of 225 g of aluminum from 20 c to 100 c?
0.59 kcal
3.8 kcal
38 kcal
85 kcal

Drive down any three characteristic of modern periodic table

You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning

Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?