Which of the following is not true regarding carbon? carbon 12 is radioactive. carbon can form long chains and rings. carbon will bond with other carbon atoms. carbon will readily bond with hydrogen and oxygen

The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.

At element makes up all organic compounds?

What is the effect of returning nuclear reactor cooling water back into bodies of water?