Plz help ASAP What is the molarity of a 0.6 L solution that contains 50.0 grams of sodium hydroxide(NaOH)?
A) 2.1 M
B) 2.9 M
C) 3.3 M

Calculate the expected ph values of the buffer systems from the experiments (a,b,c,d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.

Gymnast always perform on padded mats. how does the mats protect the gymnast

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water