ryleegus ryleegus

23-03-2020
Chemistry

contestada

how many moles of PbS are equivalent to 458g PbS

Relax

Respuesta :

hollandgrzesiak hollandgrzesiak

23-03-2020

Answer: 1.91 moles PbS

Explanation: You have to divide 458g PbS by its molar mass (239.27g/mol). The grams will cancel out and you'll be left with 1.91 moles PbS. The answer will have 3 sig figs.

Answer Link

Otras preguntas

A circle has its center at the center of a square with 6-inch sides. Find the area of the square not covered by the circle. Round the answer to the nearest tent

what is the main piece of computer software on which every other piece of software relies?

which of the following equals 6,000,000 in scientific notation/

which of the following equals 6,000,000 in scientific notation/

In the early 1920s, African American artists, writers, musicians, and performers were part of a great cultural movement known as the Harlem Renaissance. Select

log9(x+6)-log9x=log9 2

when charles darwin studied plants on the galapagos islands the naturalist realized that orchids had adapted to attract insects which word or phrase is the comp

Is y=arcsec(1) equivalent to 0? Thanks!

What is the remainder when (x3 − 7x2 − 18x + 42) is divided by (x + 3)?

Solve on the interval [0,2pi) 2sin^2x-3sinx+1=0