What is a physical property of water?

A) liquid at room temperature

B) not flammable

C) pH of 7

D) reacts with sodium

water (H2O) and carbon dioxide (CO2) are similar because they both contain at least one oxygen A.) atom. B.) mixture C.) molecule. D.) compound.

True or false: when a catalyst is added to a chemical reaction the particles collide with more energy

A metal forms a sulphate whose formula is M2SO4 the mass of 1 mole of this sulphate is 218 g. What is the relative atomic mass of M?

Give three properties of a Solid

Which of the following is the primary force that shapes the earths landscape

Ethyl acetate reacts with H2, in the presence of a catalyst to yield ethyl alcohol: C4H8O2 + 2H2--> 2C2H6O. A. How many grams of ethyl alcohol are produced by reaction of 2.7 mol of ethyl acetate with H2? B.

Why is it incorrect to balance a chemical equation by changing the subscripts?

Mendeleev's arrangement of elements in the periodic table was based on the observations and experiments of his predecessors who studied mass and properties of elements. True or false?

How many moles do you need to prepare 1.675 L of a 8.50 M NaOH solution? Round your answer to 2 decimal places.

For the following SN1 solvolysis reaction, select the correct rate equation and the overall reaction order (note: CH3OH is the solvent for the reaction). (CH3) 3CCl + CH3OH → (CH3) 3OCH3 + HCl