babyydave babyydave

18-04-2016
Chemistry

contestada

Determine the number of moles of arsenic in 1.90g As

Respuesta :

Willchemistry Willchemistry

18-04-2016

Molar mass arsenic = 74.92 g/mol

1 mole ---------- 74.92 g
? mole ----------- 1.90 g

moles = 1.90 * 1 / 74.92

= 0.02536 moles of arsenic

hope this helps!

Answer Link

Otras preguntas

Blocking atmospheric or oceanic circulation patterns could drastically change climateTrue or False

Your job pays $8 an hour. Write a variable expression for your pay in dollars for working h hours

How does the use of a specific date, time, and place affect the tone of the opening paragraph? A. They create a matter-of-fact tone. B. They contribute to the m

A friend tells you she is having trouble sleeping and feels really stressed. What lifestyle change would you suggest to reduce these problems? a. make physical

The Sixth Amendment to the US Constitution protects the rights of all citizens. people who are suspected of crimes. people who are on trial in criminal court.

Which source should be avoided when conducting scientific research? encyclopedias

How long were soldiers expected to serve in the Spartan army? their entire a)adult lives b) at least twenty years c) at least ten years d)at least fiv

what dos the line of red semicircles maen on the weather map

Sergei considers the fish to be his friend. What details in the story reveal their conflict with each other? Can their relationship truly be called a friendship

Will mark Brainliest. If John can read 150 pages in 75 minutes, at what rate can he read?