Cards in this guide (9)
Are exothermic reactions decomposition reactions or are they synthesis reactions
Synthesis reactions are generally characterized by being
exothermic. Decomposition reactions are usually endothermic.
Solid metals undergo greater thermal expansion than liquids do
True or false The concentration of an acid or base refers to how completely it dissociates in water
What amount of acid or base dissolved in water called
Which of the following is an example of redox reaction-
Redox reaction is chemical reactions. This happens when atoms
oxidation state changes.
Which one of the following is an example of a strong acid
Hydrochloric acid -APEX;)
On a very hot summer day railroad tracks can buckle causing train delay and derailments select the what the best reason below for the buckling
Changing subscripts is one of the steps of balancing a chemical equation.
A steep slope on a phase change graph indicates