The picture below shows the eastern sky. The Sun is shown in four different places. At different times in one day, the Sun will be in each of those places.

Which position will the Sun be closest to at noon?

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.56 kg of fluorine. a second sample produced 1.32 kg of magnesium. part a how much fluorine (in grams) did the second sample produce?

Which tool is least in predicting weather