sissicharles5530 sissicharles5530

14-06-2017
Chemistry

contestada

How many moles of hydrogen atoms are present in 25.0 g of water?

Respuesta :

dec77cat dec77cat

14-06-2017

m(H₂O)=25.0 g
M(H₂O)=18.02 g/mol

n(H₂O)=m(H₂O)/M(H₂O)

n(H)=2n(H₂O)=2m(H₂O)/M(H₂O)

n(H)=2*25.0/18.02=2.775 mol

Answer Link

Otras preguntas

The tomb of ? was surrounded by more than ten thousandlife-size figures, an entire sculpted army, including horses and chariots, making his burial site one of

a game consists of randomly choosing a bag (labelled 1, 2 or 3) out of a choice of 100, and then again randomly, picking a ball (red or black) from it. Each ba

What is the job or function of cell walls in plant cellls

"The curtains were still looped up at one corner; and I resumed my station as a spy, because if Catherine had intended shattering their great glass panes to a m

The Texas Supreme Court decides the case of Livewire Co. v. Power Corp. Of nine justices, five believe the judgment should be in Livewire's favor. Justice Bella

who wants free brainliest

QUESTION 2 2. How would you describe an ecosystem?

What are the forms of plagiarism

Which of the following is a synonym for the word “sanctimonious”? A. sincere B. self-righteous C. knowledgeable D. reasonable E. profound

Where should you plot the ordered pair (6,3) in relation to the origin?