ryleegus ryleegus

23-03-2020
Chemistry

contestada

how many moles of PbS are equivalent to 458g PbS

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

how many moles are there in 5.36x10^25 atoms of aluminum oxide

Video Games and Physical Health Joseph Green states that: Question 1 options: playing video games always leads to health problems video games help people be mor

Read the following lines from "The Bells" by Edgar Allan Poe. Then answer the question that follows. Hear the sledges with the bells— Silver bells! What a wor

prove <4 is congruent to <7

9y = -2x is this true or false

In a series RLC circuit, the phase difference between the current in the capacitor and the current in the resistor is?

I am looking for info about health problems in poor countries. I find a website that includes facts charts, names of disease and organizations that help. hat in

A retailer purchases some merchandise with an invoice price of $19,500 and terms of sale of 5/15, n/45. What is the net amount due (in $) on the order if a part

The bond strength of compounds A, B, C, and D as measured by their bond energies (kJ/mol) are 135, 1,350, 400, and 360 respectively. Which compound will most li

when providence is capitalized it has a special meaning