Magma is classified as basaltic, andesitic, or rhyolitic based on what factor?

A. Amount of pressure placed on it during formation

B. Amount of silica it contains

C. Region of the Earth in which it formed

D. Temperature of the magma

What is the product of a force and the time during which the force acts

Why doesn't the reaction Pb+Zn (C2H3O2) 2--> Zn + Pb (C2H3O2) 2 occur?

In a solution, the solute is the substance in the smaller amount. True False

Describe how ionic bonding is found in mg oxide

What time is it in California when its 7:00 a. m. in Florida?

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.

How many moles of NH3 can be produced from 24.0 mol of H2 and excess N2

An ecosystem contains all the biotic and abiotic factors in an area. answers true or false

For the reaction n2 (g) + 2h2 (g) â n2h4 (l), if the percent yield for this reaction is 77.5%, what is the actual mass of hydrazine (n2h4) produced when 27.70 g of nitrogen reacts with 4.45 g of hydrogen?