How many grams of potassium iodide, KI, are required to make 2.0 L of a 0.1M solution

What do chemical engineers make?

WHY is there a difference between how an electrolytes and non electrolytes affect collegiative properties?

A flask contains 0.280 mol of liquid bromine, br2. Determine the number of bromine molecules present in the flask.

Which two layers of Earth are mainly composed of metallic elements such as nickel and iron, which are abundant in meteoroids and comets?

Which of the following is an example of a pure substance? A. air B. salt water C. granite D. aluminum

Where are alkaline earth metals found on the periodic table

IKI will turn deep purple in the presence of starch. Which term is applied to IKI in this situation? A. indicator B. litmus C. modifier D. product

How many electrons are in the 2p sublevel of nitrogen?

Which answer choice correctly lists the elements found in Period 2 of the periodic table? A. oxygen, fluorine, neon B. sodium, magnesium, aluminum C. nitrogen, phosphorus, arsenic D. beryllium, magnesium, calcium

Write the chemical formula for each compound described. a) barium chloride (1 Ba ion, 2 Cl ion)