Calculate the answer. Express it in scientific notation and include the correct number of significant figures.

(12 x 10^4) x (5 x 10^-2)

6 x 10^3

6.0 x 10^2

6 x 10^6

John dalton proposed a theory that all matter is made up of individuals particles which cannot be divided. what were those particles?

If all the particles in a metal spoon start moving faster, how has the spoon's temperature change?

What kind (s) of intermolecular forces exist in ch2cl2 (l) ? select all that apply. dipole-dipole interactions hydrogen bonding dispersion forces b. what kind (s) of intermolecular forces exist in ch3ch2ch2oh (l) ? select all that apply.

The number of positive charges in the nucleus of an atom is equal to

What best demonstrates the transformation of mechanical energy to heat energy and light energy?

Which term specifically describes small chunks of rocks and debris in space that travel through the Earth's atmosphere and hit its surface? meteorites, meteoroids, meteors, meteorides

What is a covalent bond?

Which statement describes how the binary ionic compound CaCl2 is named? The nonmetal is named first, and the ending is replaced with - ide. The metal is named first, and the ending is replaced with - ide.

Calculate the empirical for the molecular formula mass and the molar mass of each of the following minerals: (a) Limestone, CaCO3 (b) halite, NaCl (c) beryl, Be3Al2Si6O18 (d) malachite, Cu2 (OH) 2CO3 (e) turquoise, CuAl6 (PO4) 4 (OH) 8 (H2O) 4

How is a suspension different from a colloid?