What is the oxidation state of nitrogen in the

compound NH4Br?

(1) - 1 (3) - 3

(2) + 2 (4) + 4

Lakes, rivers, and streams make up what percent of the fresh water on Earth? 1% 10% 20% 25%

The volume of carbon dioxide, CO2, gas created in the reaction below at STP occupies 66 L. How many kilojoules are released in the reaction that produces this quantity of CO2? HCl (aq) + NaHCO3 (s) → H2O (l) + NaCl (s) + CO2 (g) + 70kJ

Why does the size of the balloon increse after hot water is poured into the glass container

Where the use of energy is concerned (in scientific sense), when is work done?

Silver nitrate + cobalt chlorine precipitate worded equation? Dose it matter if I put silver nitrate first or cobalt chlorine first?

0.0000250 m in scientific notation

Why would concentrated hydrochloric acid be a poor choice as the acid catalyst for the formation of cyclohexane by dehydration of cyclohexanol

Within the main group of elements, what do elements in a family have in common? same number of energy orbits same number of protons same number of valence electrons same atomic radius

What is 33. 19 G to mg

The average adult exhales about 1.0 kg of carbon dioxide each day. How much oxygen is needed in metabolizing glucose (C6H12O6, 180 g/mol) to make that much carbon dioxide?