What is the mole ratio of oxygen to water in the following equation? C3H8 + 5O2 - > 3CO2 + 4H2O

10:8

10:9

5:4

7:7

A bird population only eats a certain type of plant. one year, flooding washes away most of these plants in an area. what will most likely result?

Which statement best describes the movement of atoms in a solid? 3832 They are able to slide past each other. They spread apart as far as possible. They have no freedom to move. They are free to move in all directions.

When a single celled organism copies its own DNA and splits into two new daughter organisms it is called binary fission external reproduction fragmentation regeneration

What is the density of the mineral sample in g/cm3?

When the volume of a gas is changed from 1145 ml to 765 ml, the temperature will change from? k to 640 k?

In which one of the following solutions is silver chloride themost soluble? A. 0.744 M LiNO3 B. 0.0176 M NH3 C. 0.181 M HCl D. 0.181 M NaCl E. pure water

A 5.701 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 12.28 grams of CO2 and 5.029 grams of H2O are produced. In a separate experiment, the molar mass is found to be 102.1 g/mol.

One amu is equal to the mass of an electron the mass of one proton or one electron the mass of one neutron or one electron the mass of one neutron or one proton

Given an unknown mixture consisting of two more substances, explain how could you determine whether that mixture is a true solution, a colloid or a suspension

Which isotope of lithium has 3 neutrons?