3. A tire has 10 moles of gas in it, and has a volume of 3 L. Over time, a little gas leaks out of the tire and now there are only 9.5 moles of gas in the tire. What is the new volume?
V1 =
ni =
V2 = 2
n2 =

10. translate each of the following chemical equations into a sentence. a. 2 zns(s) + 3 o2(g) -> 2 zno(s) + 2 so2(g) b. cah2(s) + 2 h2o(l) -> ca(oh)2 (aq) + 2 h2(g)

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding.i

What is the source of continuous heat and energy that we receive from the sun