What are the terms that describe these values for the element oxygen 16 to 8

Use the periodic table to find the molar mass of each of the following elements. Sodium (Na): 1 g/mol Oxygen (0) g/mol Carbon (C): g/mol

Question 2 20 pts An ethylene gas torch requires 3200 L of gas at 3.00 atm. What will be the pressure of the gas if ethylene is supplied by a 250.0 L tank? O 0.231 atm 2.34 atm 38.4 atm 45.4 atm

Describe what can happen to the reaction rate of a system that is heated then cooled

What is the mass of strontium chloride that reacts with 300.0 g of sulfuric acid?

Describe two properties of a solid

If the heat released during condensation goes only to warming the iron block, what is the final temperature (in ∘C∘C) of the iron block? (Assume a constant enthalpy of vaporization for water of 44.0 kJ/molkJ/mol.)

Which of the following is not a disaccharide? A) sucrose B) maltose C) lactose D) amylose E) all of the above are disaccarides

The process by which a semipermeable membrane allows water molecules, small molecules, and ions to pass through while retaining large particles

Ice melting, water boiling, lighting a match, grape juice freezing. Which statement describes evidence of a chemical reaction

An ion from a given element has 22 protons and 18 electrons. what is the charge on the ion?