Will give brainlist Ashton runs exactly 2 laps around a 400 meter track.

Explain the answer

Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e

Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?