To test the effectiveness of a gunpowder mixture, 1 gram was exploded under controlled stp conditions, and the
reaction chamber was found to expand to 310 cm². what volume would these gases occupy at the temperature
produced by an uncontrolled explosion (2,200°c) and 2.1 atmospheres of pressure?
5,900 cm3
1,300 cm
7.7 x 104 cm
1,000 cm

answer: a tank of height h is filled with water and sits on the ground. water squirts from a hole at a height y above the ground and has a range r. for two y values, 0 and h, r is zero. determine the value of y for which the range will be a maximum.

explanation:

i'm pretty sure its b i might be wrong though!

cytokinesis is the splitting of a cell membrane to form 2 identical daughter cells. it's similar to mitosis as both cells have identical copies of dna and cytokinesis is a step in the mitotic cycle.