What is the major organic product that results when 3-heptyne is subjected to excess hydrogen and a platinum catalyst

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

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.

In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?