What is the oxidation number b in h3bo3?

If 7.25 kJ of heat is applied to a 980 gram block of metal and the temperature started at 25C and finished at 36 C. What is the specific heat of the metal in J/g C

Under the same conditions of temperature and pressure a liquid differs from a gas because the particles of the liquid

What do the columns on the periodic table represent

What are fossils organisms that existed over a wide area but only a limited time period called

What has its own size and shape

Can someone who expert in chemistry be my personal tutor? I'm so desperate

Semi-conductors have properties of both metals and non metals. which are two examples of metalloids

How do you determine the percent yield of a chemical reaction?

What is a property of a combustion reaction? A. Oxygen gas, O2, is a reactant. B. The products are simpler than the reactants. C. The reactants are simpler than the products. D. An uncombined element is on the reactant and product side.

For an endothermic reaction at equilibrium, the addition of a catalyst Group of answer choices causes no shift causes a shift to the right causes a shift to the left makes it an exothermic process