A substance has a specific heat capacity of 2.0 J/g °C. How many joules are needed to raise the temperature of 30.0 g of this substance from 0°C to15°C? a. 1 J

b. -1 J

c. -900 J

d. 900 J

V1t2 = v2t1 is an expression of who’s law

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?