What is the [H3O+] in 0.550 molar C6H5COOH? Given: pKa = 4.19

A. 5.96 × 10-3 molar

B. 9.38 × 10-3 molar

C. 0.76 × 10-3 molar

D. 5.96 × 103 molar

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Why do cells appear different in distilled water than they do in 10% salt water?

Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by