Curlyqty

@ 20 degrees C is 6g CuSO4 in 25g of H2O saturated or unsaturated? How do I figure this out?

How many moles of O2 are present in 67.2 L of O2 gas at STP?

A 5 mL sample of 50% (m/v) acetic acid (Hc2H3O2) solution is added to water to give a final volume of 25 mL....what is the final concentration?

A 50 mL sample of 8% (m/v) NaOH is diluted with water so that the final volume is 200 mL...what is the final concentration and how did you figure it out?

will a red blood cell undergo crenation, hemolysis, or no change in each of the following solutions? 1% (m/v) glucose 2% (m/v) NaCl 5% (m/v) NaCl .1% (m/v)NaCl

Given: solubility (g/100g H2O) temp degrees celcius KBR 20 65 40 80 60 90 80 100 100 110 A solution containing 10.5g of KBr in 10g of H2O at 100 degrees celcius is cooled to 40 degrees celcius. A)calculate the g/100g H2O of KBr B)is the solution saturated...

Calculate the amount of solute needed to make each of the solution: 225g of 10% (m/m) K2CO3 solution .50kg of a 18% (m/m) KOH solution

Biology question about molecules? I need to arrange the following in terms of smallest to largest representative size... triglyceride, disaccharide, carbon atom, protein, carboxylic acid please help! thank you!!

Oh the given is supposed to be @20 degrees C solubility is 22g Cu SO4 /100g H2O