When a white powder is added to a liquid in a beaker at room temperature, the beaker becomes too hot to touch. what kind of reaction is this an example of?
a. a fusion reaction
b. a combustion reaction
c. an exothermic reaction
d. an endothermic reaction

What volume would 2.25 moles of ne has occupy at stp?

Isopropyl alcohol, (ch3)2choh, is a common solvent. determine the percent by mass of hydrogen in isopropyl alcohol. a) 6.71% h b) 13.4% h c) 25.0% h d) 53.3% h

Can someone check my work 98 5.05 acids and bases for this assignment you will be comparing acids and bases. the chart below will you organize the information needed: acids bases chemical properties (2) deodorant detergent vinger dish soap physical properties (2) orange juice toilet cleaner drain cleaner window cleaner ph level acid ph goes from 0-4 bases ph goes from 10-14 examples around you (2) vinger coffee lemon juice dark chocolate