By being an alternative route to the reaction with a lower activation energy.
Answer:
0.125 moles
Explanation:
2.8 litres is equivalent to 2.8dm³
At STP,
1 mole = 22.4 dm³
x mole = 2.8 dm³
Cross multiply
22.4x = 2.8
Divide both sides by 22.4
x = 2.8/22.4
x = 0.125
False, our tongue and nose work together
All of them are important to identify a mineral and get information from it, but I'd say the least important is cleavage.