A pure sample of lead (II) chloride can be prepared by reacting: lead with dilute hydrochloric acid

lead (II) hydroxide with dilute hydrochloric acid

lead (II) nitrate solution with a sodium chloride solution

lead (II) carbonate with hydrochloric acid

C=59(f−32)the equation above shows how temperature f, measured in degrees fahrenheit, relates to a temperature c, measured in degrees celsius. based on the equation, which of the following must be true? a temperature increase of 1 degree fahrenheit is equivalent to a temperature increase of 59 degree celsius.a temperature increase of 1 degree celsius is equivalent to a temperature increase of 1.8 degrees fahrenheit.a temperature increase of 59 degree fahrenheit is equivalent to a temperature increase of 1 degree celsius.a) i onlyb) ii onlyc) iii onlyd) i and ii only

Which question comparing two different metals is best answered through science? a. which metal is easier to use? b. which metal is harder to find? c. which metal is less dense? d. which metal is more valuable?

Why must sample spots be above the solvent in paper chromatography