If 100 g of a substance reacts with 70 g of another substance, what will be the mass of the products after the reaction?

A shining metal M, on burning gives a dazzling white flame and changes to a white powder N. a) Identify Mand N. b) Represent the above reaction in the form of a balanced chemical equation.

A mixture of baking soda is prepared in water. The mass of this mixture is 225g. The original mass of baking soda was 50g. What is the original mass of water to which the baking soda was added? A) 50g B) 175g C) 225g D) 275g

One liter of ocean water contains 35.06 g of salt. What volume of ocean water would contain 1.00 kg of salt? Express your answer in L using the correct number of significant figures. Do not enter your answer using scientific notation.

What is the approximate pH of a 0.06 M solution of CH3COOH (given that Ka = 1.78 x 10-5) ? A. 1 B. 3 C. 6 D. 7 E. 9

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda

What type of ion does neutral produces

What statement defines enzymatic activity

Volcano formation is directly related to plate tectonics. True False

The solubility of nitrogen gas at 25 degrees C and 1 atm is 6.8 x 10^ (-4) mol/L. If the partial pressure of nitrogen gas in air is 0.76 atm, what is the concentration (molarity) of dissolved nitrogen? 5.2 x 10^ (-4) M 1.1 x 10^ (-5) M 4.

Units of work would be equivalent to a Newton times a meter.