How much energy is required to vaporize 0.5kg of water?

What role did sulfuric play in the ester hydrolysis reaction? a. it reduced the reactivity of the starting material. b. it increased the ph of the solution. c. it behaved as a catalyst. d. it behaved as the nucleophile?

In terms of subatomic particles what is one difference between the nucleus of a carbon - 11 atom and the nucleus of a boron - 11 atom?

Which characteristic best identifies a decomposition reaction? a single compound as a reactant a single compound as a product an element and a compound as reactants an element and a compound as products

Part b what is the maximum mass, in grams, of nh3 that can be produced by the reaction of 1.0 g of n2 and 1.0 g of h2 using the reaction below? n2+h2? nh3 (not balanced)

Explain how you could calculate the acceleration of an object

What best describes the bonding in a water molecule? An oxygen atom shares an electron pair with each H atom. An oxygen atom shares a single electron with each H atom. An oxygen atom receives an electron from each H atom.

What does the mass number tell us?

How is shielding effect related to atomic radius?

Nyatakan tiga aktiviti kerja yang melibatkan proses pengurusan projek reka bentuk.

Which technology works in conjunction with electronic collars to enable scientists to track endangered animals?