Record the number of significant digits in each of the following values:
(a) 3.545
(b) 308
(c) 0.000876

Word equation for k(s) +h2o(l) yield koh (aq) + h2

Is a pencil falling to the floor anon contact force, a force, or a contact force

Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?