2) Jill is riding her bike. Graph her time and distance. 900
Toe (sec)
Distance (m)
600
0
0
Distance (m)
5
50
300
10
150
15
400
0
5 10
20
15 20
1,000
Time (sec)
Looking at the graph, what can you determine about Jill's speed as she rides her bike?
What is ill's average speed?

How many atoms are in 1.4 mil of phosphorus trifluoride (pf3)

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

Nitrogen dioxide decomposes according to the reaction 2 no2(g) ⇌ 2 no(g) + o2(g) where kp = 4.48 × 10−13 at a certain temperature. if 0.70 atm of no2 is added to a container and allowed to come to equilibrium, what are the equilibrium partial pressures of no(g) and o2(g)