The reason we have to scan more times (at least 60 times) a sample to obtain a decent C NMR instead of as few as 8 scans to obtain a H NMR is due to:

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

Need on this one asap im almost done with this subject

How do you convert 1.27 to a percentage