Q5. the table below shows the melting points and boiling points of four elements
melting point (°c) boiling point (°c)
357
-39
element
mercury
copper
nitrogen
calcium
1085
2562
-210
-196
842
1484
answer the following using the table above. which element in the table is:
(i) a liquid at 0°c?
(ii) a solid at 1000°c?
(iii) a gas at 500°c?
(iv) what state is nitrogen at -200°c?

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.

How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.