. In chemistry class you were given a lab that asked you to find out what is the Percent composition of Ca in 25g of CaCl,2?​

98 ! and brainliest plz ! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

Why is it possible for different microorganisms to extract energy not only from carbohydrates and other biological molecules but from a large variety of substances?

What is produced from neutralization of an acid and a base? a. hydronium ions b. citric acid c. salt and water