It does not need to be unless at the start of a sentence. In American English however, there is a bad tendency to capitalize.
Yes.
According to the CRC Handbook, 70th edition, the density of 94% ethanol is 0.8070 g/ml and the density of 96% ethanol is 0.8013 g/ml. We can interpolate to find that the 95% ethanol should be 0.8042 g/ml.
It depends sometimes it can sometimes it doesn't.Normally if you look at the sign that tells you the prices when your on the road it should say contains ethanol.
No. Names of unique places should be capitalized. For example, the Amazon is a unique place and therefore should use an upper case "A". The rain forest there is one of many rain forests and so does not represent a unique place.
the main reason why ethanol burns differently then ethanol and water mix is mainly because when you add the water to the ethanol you are making the ethanol less potent so it will burn weaker.
Have should be capitalized if it is the beginning of a sentence. Summer should not be capitalized.
No. It should not be capitalized.
Yes it should be capitalized.
It should only be capitalized if it forms part of a title.
Yes, it should be capitalized.
Yes it should always be capitalized.
Yes it should be capitalized.
As an abbreviation it should be capitalized.
The first 'c' should be capitalized.
Yes it should be capitalized.
No it should not be capitalized.
"Roman" should be capitalized, but "goddess" should not me. The names of Roman goddesses are proper nouns and should be capitalized.