What caused the dark pepper moth to flourish after the industrial Revolution A darkening of the sky B darkening of the ground or C darkening of the tree bark D the ability to fly

How does thermal energy result from friction

The tetragonal crystal system below possesses how many faces? 2 faces 4 faces 6 faces 8 faces

Without the process of transpiration, what might happen to a plant? A. It might turn orange. B. It would grow more slowly. C. It would have fewer leaves. D. It might burst.

A bicyclist pedaling up a Hill. What type of energy potential or kinetic?

Compound A, C11H12O, which gave a negative Tollens test, was treated with LiAlH4, followed by dilute acid, to give compound B, which could be resolved into enantiomers.

What is the molar mass of Al2 (SO4) 3?150.03 g/mol 278.03 g/mol 342.17 g/mol 450.09 g/mol

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