What is the charge of a proton, electron and neutron

Which structural formula correctly represents an organic compound

A compound has an empirical formula of C2H303. if its molar mass is 300.20 g, what is its molecular formula?

How many atoms are there in total in a molecule of sulfur trioxide, SO3?

Sa solution is made by dissolving 26.42 g of (NH4) 2SO4 in enough H2O to make 50.00 mL of solution. what is the molarity of the solution

What is conserved in this reaction? N2 (g) + 3F2 (9) 2NF: (9) O mass and atoms O moles only O atoms only O mass only

Why do ionic compounds conduct electricity when dissolved in water but most covalent compounds do not?

Which of the following is an example of a molecule? F C Al O2

Organize the items listed into the proper sequence of events for gas exchange. a: O2 is transported to cells by circulatory system. b: O2 is drawn into the lungs during inhalation. c: Cells use O2 and generate CO2. d: CO2 is exhaled.

Research about the reaction of baking soda and vinegar

What mass (in mg) does 2.63 moles of nickel have? 3.56 * 105 mg 1.54 * 105 mg 2.23 * 104 mg 129 mg?