Explain low measurement of volume differ when using measuring cylinder and burette

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5

Identify and describe the three ways that mutations affect organisms.

21. consider the following chemical reaction: n2+ o2 2 no if 10.0 g of n2 reacts with excess oxygen then how many grams of no can be formed? a) 10.7 g b) 21.4 g c) 32.9 g d) 42.8 g page 4 of 8