What is atome in science?

Classify each of the following substances As a an element, a compound, a solution (homogeneous mixture), or a heterogeneous mixture.

Which brand of paper towel absorbs the most water

What is the merits and demerits of synthetic fibers

What is the definition of thermal expansion

To identify a diatomic gas (X2), a researcher carried out the following experiment: She weighed an empty 2.2-L bulb, then filled it with the gas at 1.70 atm and 26.0 ∘C and weighed it again. The difference in mass was 4.3 g. Identify the gas.

A column is filled with four different liquids of different densities. A red liquid, a blue liquid, a green liquid, and a purple liquid are all added into the column. This chart shows the densities of the liquids.

Metals are used in many products because of the characteristic properties that most metals have. Which product requires the high luster of metals in order to work?

Sodium is a silvery-white metal that reacts with chlorine gas, which is a yellow-greenish gas that is toxic. The reaction gives off a lot of heat.

Which of the following chemical reactions is an oxidation-reduction reaction? Answer WO3 + 3H2 W + 3H2O KNO3 + LiCl LiNO3 + KCl CaSO4 + 2NaCl Na2SO4 + CaCl2 Mg (NO3) 2 + 2HBr MgBr2 + 2HNO3 According to the collision theory and model created to

Describe how a physical property such as a mass or texture can change without causing a change in the substance