4) Acompound has an empirical formula of Na2co3, and a molar mass of 3.18g/mol. Find its

molecular formula.

The diagram below shows a cell placed in a solution. What will happen to the cell?

How is a yeast cell different from an onion skin cell? 1. Yeast has chloroplasts. The onion skin cell doesn't have chloroplasts. 2. Yeast lacks a cell membrane. An onion skin cell has a cell membrane. 3. Yeast can reproduce by budding.

What number of particles will BaBr2 make in solution? 1 2 3 or 4?

What mass of potassium bromide (in grams) do you need to make 250.0 mL of a 1.50 M potassium bromide solution?

Is HgSO4 soluble or insoluble?

What factors may be responsible for the ionization energy of the period

A solvent is A. a substance that causes other substances to enter the plasma phase. B. a substance that dissolves another substance. C. a substance that causes protons to be extracted from the nucleus.

We dissolve 2.45 g of sugar in 200.0 g water. what is the mass percent of sugar in the solution?

What is the charge of that particle? A). + e B).-2/3 e C).0 D).+2/3

How many palisade cells from plant leaves would fit in a volume of 1.0 cm cubed of cells if the average volume of a palisade cell is 0.0147 mm cubed?