Students in a lab were given an unknown sample to find the density of. The volume of the unknown sample was 16.8 ml, the calculated mass of the unknown sample was 134.4. What is the density of the unknown sample? Note: You only have to fill in the numerical answer.

The slotted link is pinned at o, and as a result of rotation it drives the peg p along the horizontal guide. compute the magnitude of the velocity and acceleration of p along the horizontal guide. compute the magnitudes of the velocity and acceleration of p as a function of θ if θ=(3t) rad, where t is measured in seconds.

What is tan(61)? а. 1.80 b. 0.49 c. 0.61 d. 0.87

Two vectors are shown. which statement best compares the vectors? vector x has greater magnitude than vector y. vector y has greater magnitude than vector x. the vectors have the same displacement. the vectors have the same direction.