Which phrase best describes the salinity of ocean water? a)number of grams of dissolved chlorine in one kilogram of water

b)number of grams of mineral salt in one liter of water

c)number of milligrams of dissolved sodium chloride in one liter of water

d)number of grams of salt in one kilogram of water

Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)

When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign