Achemist weighed out
65.8
g
of potassium. calculate the number of moles of potassium she weighed out.
round your answer to
3
significant digits.

Which is mostly likely why many scientists reject the cold fusion theory

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?

The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride