What is required to move from one state or phase of matter to the next

Reaction rate depends on how many molecules are coming into contact with each other with enough energy to react. Increasing the concentration of reactants will increase A. how often they come in contact B. the amount of energy they have C.

Why charcoal grills or chaecoal fires would not be used to hear the inside of a house

A cell composed of a platinum indicator electrode and a silver-silver chloride reference electrode in a solution containing both Fe2 + and Fe3 + has a cell potential of 0.727 V.

Calcular el poh y el ph de una solucion 0.00016M de KOH

How is magma formed in a volcano

Explain the difference between two types of elements with respect to the atoms

The ro - group is the nucleophile. think about which group in the alkyl halide (iodoethane) is the leaving group. keep in mind that the leaving group may be one atom or a group of atoms.

An organic compound is classified as aromatic if it cyclic and has a fragrant odor true or false

Which subatomic particles differ in number for two isotopes of the same element, and which subatomic particles will stay consistent between two isotopes of the same element? Explain how you know.

What is the oxidation state of an individual phosphorus atom in PO33-?