The winner of the 20 km race ran at an average speed of 4 m / s. How long did he take to complete the race?

How many moles of water are produced from 2 moles of oxygen gas

For the reaction 2 nh3 + ch3oh → products, how much ch3oh is needed to react with 93.5 g of nh3? 1. 1.31 mol 2. 46.8 mol 3. 2.75 mol 4. 11.3 mol 5. 3.32 mol 6. 88.1 mol 7. 5.50 mol

What happens when acetic acid dissolves in water

What is the molarity of a solution that contains 6 moles of NaCl in 3 L of solution? a 2.0 M b 0.5 M c 0.25 M d 18.0 M

If an atom contains 1 electron and 1 proton will it carry any charge or not?

A pure gold ring with a volume of 1.79 cm^3 is initially at 17.4 ∘C. When it is put on, it warms to 28.5 ∘C. How much heat did the ring absorb? (density of gold = 19.3 g/cm^3)

A compound has the molecular formula C6H12O6. Which class of organic compounds does it belong to?

An elephant eats about 500 pounds of grass and leaves every day. there are 2 african elephants and 3 asian elephants living in the city zoo.

Which specific gas is most abundant in earth's atmosphere?

What is an isomer? How many possible isomers of hexane are there? What are the structural differences between these isomers?