How many liters of a 1.90 M KNO3 solution can be prepared from 70.7g of KNO3?

What is the mass of each element in a 324.8 sample of co2

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?

What is the percent by mass of oxygen in fe2o3