MariaCastanho MariaCastanho

04-02-2020
Chemistry

contestada

What is the percent by mass of hydrogen in, C9H6O3

Respuesta :

Willchemistry Willchemistry

04-02-2020

Hey there!

Molar mass of ( C₉H₆O₃ ) = 162.14 g/mol

atomic mass H = 1.007 amu

Therefore :

H% = atomic mass H / molar mass ( C₉H₆O₃ ) x 100

H % = ( 1.007 / 162.14 ) x 100 =

H% = 0.00621 x 100 =

H% = 0.621

Answer Link

Otras preguntas

How does cost differ from opportunity cost

Jane put a 12 in. tall bucket of under a leak in her sink. The bucket fills at a constant rate of 1/2 in. every 1/6 of an hour. How many hours will it take to f

Calculated in kilowatt hour , then in joule the energy consumed by a electrical dry towels of puissance 800 W.

what is longer 3 hours or 175 minutes

1. Which branch of government includes Congress? A. Judicial B. Senate C. Executive D. Legislative

The rate at which velocity changes is called A. speed. B. vectors. C. acceleration. D. motion.

Greek, Latin, and English are _____ languages. Germanic Indo-European Aryan Classical

The tendency of water molecules to attract one another due to polarity is called _____.

part 1 of "Alone" can best be identified as an example of a ballad sonnet lyric poem narrative poem

who were the "coureurs de bois"?