Which of the following affects the rate of a chemical reaction?

a. the presence of a catalyst

b. the temperature

c. the concentration of reactants

d. all of the above

The reaction in the interactive worked example is carried out at a different temperature at which kc = 0.055. this time, however, the reaction mixture starts with only the product, [no] = 0.0100 m, and no reactants.

Explain what a alloy is and how the atomic structure of the alloy can make it stronger

List 2 metals that can be used as fuel

Which process best describes the melting of ice cream? Exothermic Disintegration Endothermic Decomposition

A compound has an empirical formula of C2H6. What additional piece of evidence is needed to determine the molecular formula? a. percent composition of carbon b. mass of the sample c. relative numbers of atoms of each element d.

Benzene contains only carbon and hydrogen and has a molar mass of 78.1 g/mol. Analysis shows the compound to be 7.44% hydrogen by mass. Find the empirical and molecular Formula of benzene.

What is the Lewis structures for Ca (OH) 2

Compare and contrast homogeneous and heterogeneous mixtures using key terminology, and provide at least three examples of each. For example, explain what the mixture is comprised of and what makes it homogeneous or heterogeneous.

Which element would most likely have chemical properties similar to that of fluorine (F) ?

Percentage compostion of carbon in CaCO3