Group 7a of the periodic table contains the most or least reactive elements

Based on its location in the periodic table, which of these is a property of nickel? A Low density B Strong semi conductor C Highly reactive with other elements D Good conductor of heat and electricity

Kendrick sees a display of rock samples at a museum. The information included in the display is as follows: Rock A formed from liquid rock. Rock B formed from small pieces of rock in a different place. Rocks A and B formed at about the same time.

Examine the statement. Liquid water has a constant density. Do you agree or disagree with this statement? Why or why not? Be sure to support your argument by using what you have learned about the states and motion of matter.

What happens to the volume, mass, and density of most solids as their temperature increases?

An example of checmial weathering is when exposed to air a rock containing iron turns red true or false

1. Which of the following species determines the chemical properties of an atom? A. Electron B. Neutron C. Nucleus D. Proton 2. The following glasswares are used to measure the volume of liquids except A. graduated beaker B. pipette C. test tube D.

A sample of a certain material has a mass of 2.03 x 10-3 g. calculate the volume of the sample, given the density is 9.133 x 10-1 g/cm3.

What happens to a reactant molecules when forming product molecules

Which is the atomic number of an atom with six valence electrons

O2 + CS2 → CO2 + SO2 Which of the following shows the equation balanced?