What is the density at 20oc of 12. 0 milliliters of a liquid that has a mass of 4. 05 grams?.

An ancient marble statue is moved from a rural location to a highly polluted city explain how the move might affect the statue and why you think so

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?

Abag contains even and odd numbered balls in the ratio of 3: 7, respectively. for each of the following, what is the probability of drawing an even-numbered ball? the total number of balls is 240 and 30 of the odd-numbered balls are renumbered by multiplying the numbers by 4.