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

What two kinds of motion are exhibited by electrons in an atom?

If A is at (−2,−8) and B is at (1,1), what are the coordinates of point C?

What is the acceleration of all objects due to gravity? What does this mean?

why did we keep the name florida

One angle is five less than three times the size of another angle. Together they have a sum of 143 degrees. What are the sizes of each angle?

How does using coal to generate electricity affect the environment? A. Using more coal reduces the amount of pollution from using oil. B. Using coal improves th

A beam of light has a wavelength of 506 nanometers. What is the frequency of the light? What colors is the light?

how d you work out 450 divided by 600

A rectangle is 2.5 times as long as it is wide. Find the dimensions of the rectangle if it is perimeter is 56 cm. I need a help with this question plz and what

what is a language arts term that starts with j ?