samgeegeorge samgeegeorge

17-12-2019
Chemistry

contestada

Calculate the number of moles in 9g of water

Respuesta :

shakha2017 shakha2017

20-12-2019

Answer:

0.5 mole

Explanation:

M(H₂O)=2×1+16=18g/mole

n=m÷M=9÷18=0.5 mole

Answer Link

Otras preguntas

Which is a physical property of milk

Really easy I have to get 3 of these done and just need a little help wrote a short answer make it a one word answer or a sentence. Look at the images below.

this morning the temperature was "-12" degrees. the temperature will rise 5/8 degree every hour for 3 hours before dropping 1/2 degree each hour for 5 hours. wh

What is the product of the radical expression? (7- square root of 7) (-6+ square root of 7)

An unknown compound is analyzed gravimetrically and found to contain 77.6 ± 0.1 % of bromine. You know the initial compound could be the bromide salt of sodium,

Please show your work

All of these sentences are from the same paragraph. Which is the topic sentence? O A. Because the Declaration of Independence was signed, the rebellion became a

inheritance patterns such as incomplete dominance, codominance, multiple alleles, and sex linkage from the results of crosses

In a tcp segment, what field indicates how many bytes the sender can issue to a receiver before acknowledgment is received?.

in what ways does being rescued change Syrita's approach to life? Why might this change have occurred?