Sandra notices the dark line separating each of the countries on the map of Europe. What line is she looking at? a. Border d. Both A and B b. Neatline e. None of these c. Separation line Please select the best answer from the choices provided A B C D E

answer; ///i do believe that the correct answer is ; ///(physical change);

the arctic is a region of the planet, north of the arctic circle, and includes the arctic ocean, greenland, baffin island, other smaller northern islands, and the far northern parts of europe, russia (siberia), alaska and canada.

its c its is a mixture of gases

answer: 802.3 kilo joules of energy represents 191.75 kilo calorie of energy.

explanation:

energy released during combustion of one mole methane = 802.3 kilo joules

if 1 kilo joule = 0.239006   kilo calorie

then ,802.3 kilo joule will be = 802.30.239006 kilo calorie

802.3 kilo joule = 191.75 kilo calorie

hence, the energy in kilo calorie is 191.75 kilo calorie.