Which element would have a similar chemical reaction as lithium (Li) ? *

Carbon (C)

Helium (He)

Sodium (Na)

Beryllium (Be)

Which statement describes the reactions in an electrochemical cell

How many grams of CO are produced when 39.0 g of C reacts?

Identify the compounds that engage in hydrogen bonding as pure liquids. select all that apply.

Which kind of statement distinguishes a term from all other terms?

Parts per million (ppm) is a common way to express small concentrations of a solute in water. A sample of tap water that is 25 ppm Cl-Cl - contains 25 grams of Cl-Cl - for every 1,000,000 grams of water.

MgNH4PO4> Mg2P2O7+NH3+H2O

If 1.0 gram of matter was converted to energy, how much energy would be formed? A. 9.0 x 10-13 joules B. 9.0 x 1013 joules C. 3.0 x 1013 joules D. 3.0 x 108 joules

A piece of metal ore weighs 8.50 g. when a student places it into a graduated cylinder containing water, the liquid level rises from 21.25 ml to 26.47 ml. what is the density of the ore?

Find the mass of 3.65 x 10^-2 mol K2SO4

What two factors determine the thermal energy in a substance