Amass of gas under constant pressure occupies a volume of 0.5 m3 at a temperature of 20 degree celsius. using the formula for cubic expansion, what will be the volume at a temperature of 45 degree celsius without a change in pressure?

a) 0.5228938 m3
b) 0.0228938 m3
c) 0.5457875 m3
d) 0.0457875 m3

Using the work energy theorem. what is the velocity of a 850kg car after starting at rest when 13,000j of work is done to it.

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

Explain the difference between each pair of concepts. a. frequency and relative frequency b. percentage and relative frequency a. select the correct choice below. a. frequency is the total number of observations in a data set. relative frequency is the number of times a particular distinct value occurs. b. frequency is the number of times a particular distinct value occurs. relative frequency is the ratio of the frequency of a value to the total number of observations. c. frequency is the total number of observations in a data set. relative frequency is the ratio of the number of times a particular distinct value occurs to the frequency. d. frequency is the number of times a particular distinct value occurs. relative frequency is the ratio of the frequency of two different values.