In the classification of matter chart, letter B. would be a (n) A) acid. B) compound. C) element. D) solution.

A thermometer that was used in a calorimeter was consistently 2.7 °c too high. how would this affect the calculations of δh for the reactions conducted in the calorimeter?

I got a question. What could be the oxidation numbers for each atom that makes up the compound MgBr2?

What mass of aluminium hydroxide is needed to decompose in order to produce 65.0 L of water at STP in stoichiometry?

Hydrogen chloride, HCl, is classified as an Arrhenius acid because it produces (1) H + ions in aqueous solution (2) Cl - ions in aqueous solution (3) OH - ions in aqueous solution (4) NH4 + ions in aqueous solution

The alternative pathways of photosynthesis using the c4 or cam systems are said to be compromises. why?

chromium can combine with chlorine to from corneum chloride which equation is a correct representation of this reaction

What is the atomic weight of a hypothetical element consisting of two isotopes, one with mass = 64.23 amu (26.0%), and one with mass = 65.32 amu? (a) 65.3 amu (b) 64.4 amu (c) 64.9 amu (d) 65.0 amu (e) 64.8 amu

Is this base a physical or chemical property?

Classify each of the following aqueous solutions as a nonelectrolyte, weak electrolyte, or strong electrolyte. a) LiClO4 b) HClO c) CH3CH2CH2OH d) HClO3 e) CuSO4 f) C12H22O11

Give examples of temporaty physical change