What best characterizes chemical reactions

Find the density of mercury if 205mL has a mass of 2790 h; round your answer to the nearest 0.1 g/mL

Where can membrane proteins be located? a. entirely within the membrane b. on the surface of the membrane c. in either position d. The position of membrane proteins has never been determined

The number placed in front of a formula is called a coefficient. the small number within a chemical equation formula is called a subscript. why do we adjust coefficients when balancing chemical equations and not subscripts?

Draw the two chair conformations of cis 1 chloro 2 methylcyclohexane

Theories are considered successful only if they ... A. Can be used to make accurate predictions. B. can be stated in simple terms. C. can be written in the form of an equation. D. have been accepted by all scientists.

How many electrons in an atom could have these sets of quantum numbers n=7 l=3 ml=-1?

The reaction A+B-> C+D rate=k[A][B]^2 has an initial rate of 0.0810 M/s. What will the initial rate be if [A] is halved and [B] is tripled? What will the initial rate be if [A] is tripled and [B] is halved?

What is the chemical formula for coper (ll) hydroxide?

A 1.50-g sample of hydrated copper (II) sulfate was heated carefully until it had changed completely to anhydrous copper (II) sulfate () with a mass of 0.957 g. Determine the value of x.

The reaction rate between reactants Z and Y is proportional to the cube of [Z]. What is the rate law for this reaction?