Why are two different metals needed when making bimetallic for a home thermostat?

Which of the following is a homogenous mixture of two or more pure substances? a) alcohol b) water c) coffee d) mercury

Why is electron affinity of chlorine greater than that of fluorine?

Disproportionation is a process in which a substance

3.8 (g) : 6.28 (cm3) = density

Use the activity series of metals to determine the reactivity order of the following metals: mg, zn, fe, cu, li, k, and au.

Carbon burns in the presence of oxygen to give carbon dioxide. Which chemical equation describes this reaction?

Which is a typical characteristic of an ionic compound? a. electron pairs are shared among atoms. b. the ionic compound has a low solubility in water. c. the ionic compound is described as a molecule?

34g aluminum are combined with 39g chlorine gas which is the limiting reactant

Using 3 O2 molecules and 5 H2 molecules, how many water molecules can be produced? Do you have any left over?

The specific heat of a certain type of cooking oil is 1.75 j / (g·°c). how much heat energy is needed to raise the temperature of 2.83 kg of this oil from 23 °c to 191 °c?