7. How many moles of NaCl are present in 356 g of NaCl? 5 points
A. 0.16 moles
B. 5.31 moles
C. 6.12 moles

If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?