breetaylorw breetaylorw

18-12-2018
Chemistry

contestada

HELP! What is the percent composition of carbon in caffeine (C₈H₁₀N₄O₂)? Show your work

Respuesta :

KidSavage13 KidSavage13

18-12-2018

Caffeine has the following percent composition: carbon 49.48%, hydrogen 5.19%, oxygen 16.48% and nitrogen 28.85%. Its molecular weight is 194.19 g/mol.

Answer Link

Otras preguntas

Tiffany's quiz grades on the first four quizzes are 72. 87.83 and 91. In terms of an inequality, what scores on the last quiz will allow her to get an average o

A 100-kg box is a rest on the floor. The coefficient of static friction between the box and the floor is 0.40, while the coefficient of kinetic friction is 0.20

Could someone help me finding out the missing answers?

How many grams of lead (II) chloride would be produced by reacting 50.0g of sodium chloride

The president and CFO of Spellman Transportation are having a disagreement about whether to use market value or book value weights in calculating the WACC. Spel

Need your help!! Please 20 points !!! Read the excerpt from Animal Farm. Apart from the disputes over the windmill, there was the question of the defense of the

I accidentaly changed the language from English to Arabian in my Chrome... And I also got zoom 500%. What I do...?

I need these questions answered please

can you please solve this

17. Ice has a water. albedo than land or O A. similar O B. opposite O c. higher O D. lower