1. what are the atomic number, mass number, and symbol for the element that has
45 protons and 58 neutrons?

An aqueous solution of potassium hydroxide is standardized by titration with a 0.194 m solution of hydrobromic acid. if 25.2 ml of base are required to neutralize 24.2 ml of the acid, what is the molarity of the potassium hydroxide solution? m potassium hydroxide

Achef makes salad dressing by mixing oil, vinegar, and spices, as shown. which type of matter is the salad dressing?

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?