The part that includes land and water

Define what does phase is

If an element, X, can form an oxide that has the formula X2O3, then element X that would most likely be located on the Periodic Table in the group as?

Most pollutants enter the atmosphere from fossil fuel burning. Burning fossil fuels releases many pollutants into the air. These pollutants include carbon monoxide, carbon dioxide, nitrogen dioxide, and sulfur dioxide.

Lithium has the electron arrangement 2,1. When lithium forms an ion, what will its electron arrangement be? 2,2 2 2,8 2,8,2

A slow joggernruns a mile in 13min calculate the speed in inch/second

Which has the highest viscory? Milk? Water? Orange juice?

What was venter's comtributionto science?

How many atoms are in 151 g of calcium?

Which statements about the formation of the solar system are true and in a correct order? A. A black hole collapsed to form the sun; small planetary objects formed; small planetary objects collided with each other to form larger objects. B.

Which is an important step in the alternate method for balancing equations in redox reactions? a) indicating the types of bonds found in the molecules. b) determining the speed at which reactions take place.