How is a compound similar to a homogeneous mixture

Why is uranium 235 the most commonly used isotope for nuclear fission in current uses in nuclear power generation?

What starts chemical changes in foods?

Which of the following for an object should be known to calculate its density? a) the heat present in it b) the amount of matter in it c) the force of gravity acting on it d) space between object and another object

Write the name of the following compound: H3PO4

The acid dissociation constant for boric acid, H3BO3, is 5.8 * 10-10. Calculate the dissociation constant, Kb, for the borate ion (BO33-). A. 5.8 x 10^-10 B. 1.7 x 10^-5 C. 1.1 x 10^-4 D. 2.7 x 10^-3

Which two properties are used to define matter? has mass and conducts heat has buoyancy and volume has mass and takes up space conducts energy and has characteristic properties

Calculate the energy if 48.7 g of Al reacts in the following reaction. (Al = 26.98 g/mol) Fe2O3 (s) + 2 Al (s) →Al2O3 (s) + 2Fe (s) ∆Hrxn = - 852 kJ.

Which type of wave has a wave perpendicular to the disturbance? Surface Longitudinal Mechanical Tranverse

Caffeine's molecular formula is c8h10n4o2. the molar mass of caffeine is 194g/mol. what is the percentage of carbon in caffeine

Which will evaporate more quickly: 55 mLmL of water in a beaker with a diameter of 4.5 cmcm, or 55 mLmL of water in a dish with a diameter of 12 cmcm?