(a) Describe how the apparatus could be used to obtain the data shown in Table 2.1. (5)
(b) The energy released by a groundnut was calculated using the equation shown below.
energy - volume of water * increase in temperature * 4.2
Calculate the energy released by a groundnut of mass 0.49.
Show your working.
energy =
J

burning of wood and coal

explanation:

the panel also concluded there's a better than 95 percent probability that human-produced greenhouse gases such as carbon dioxide, methane and nitrous oxide have caused much of the observed increase in earth's temperatures over the past 50 years.

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.