Biofuel is an energy resource that is advantageous because it causes less pollution. Biofuels come from - A rocks that have been changed by heat and pressure. B plants and animals C geothermal energy D hydroelectric energy.

How do you draw s, p, d, f orbitals?

Explain this difference in reactivity between an ammonium ion and an iminium ion.

A sample of water is mixed with a surfactant. What will most likely happen to the viscosity of the water? Explain your answer.

The force produced by the pull of the earth's gravity on an object is called what?

Social class is defined as a group of people with similar levels of wealth, power, and prestige. a group of people of the same sex, race, and ethnicity. a group of people with nothing in common. a group of people of the same age.

The molecules of a substance are moving rapidly in a container. The molecules do not interact with each other. If the container is opened, the molecules will escape from the container.

Why is fluorine a gas?

What is the empirical formula for a compound if a sample contains 3.72g of p and 21.28g of cl?-pcl5-pcl3-p2cl10-p2cl5

Use the equation 2HgO--> 2Hg+O2 to find how many moles of mercury are produced if 27 g of oxygen are produced. 2.1 1.3 2.6 2.4

How much mass does an electron, proton, and neutron have?