Groups of students weighed three different samples of magnesium sulfate. The samples actually weigh 5.25 grams each. Determine whether each group’s data set is accurate, precise, both, or neither. Drag the tiles to the correct boxes to complete the pairs.

An engineering team designs a new rocket that is faster and lighter than any other model being produced. however, the materials end up being so expensive that no company can afford to buy them. which step of the engineering process should have addressed this problem? a. know the background. b. evaluate the results. c. identify a need. d. do the work.

Which substance absorbs 58.16 kj of energy when 3.11 mol vaporizes? a)ch4 b)h2s c)co2 d)nacl

The boiling point of liquids is very high what does it indicate