Who provided the first evidence that atoms contain subatomic participants

What is the best description of weathering? A. when rock layers form horizontally B. building up earth's surface though deposition C. processes that make it difficult to determine the age of rocks D.

What volume of a 2.00 M stock solution of NaOH is needed to prepare 150. mL of 0.40 M solution?

Does the nucleus have more mass than the electron clouds

Of the choices below, which is true for the relationship shown? a. It is Ka for the acid H3P2O72-. b. It is Kb for the acid H3P2O72-. c. It is Ka for the acid H2P2O72-. d. It is Kb for the acid H2P2O7

Which substance will require more energy to heat if all the samples have the same mass? A chart with two columns and nine rows. The first column's header is Substance.

A cup can hold 50 ml of water and has a mass of 25g. If each penny weighs 2g, how many pennies can it hold before it sinks in fresh water? Explain how you got your answer.

How many moles of FeO are produced if 8 moles of CuFeS, are consumed?

Will mark as Brainliest. How much energy is released when 16.5 g of steam is condensed at 100 degrees Celsius? -37290 J -3729 J -136 J -136 kJ

What is the mole fraction, x, of solute and the molality for an aqueous solution that is 16.0 % NaOH by mass

What is the square root of 54554? What is the square root of 35654?