baguir4746 baguir4746

23-01-2019
Chemistry

contestada

The molar mass of O2 is 32.00 g/mol. How many moles of HgO are needed to produce 250.0 g of O2?

Respuesta :

chowchownom chowchownom

23-01-2019

the moles would be 7.8125

divide 250g/32g/mol= 7.8125

Its a 1 to 1 mole ratio between O2 and HgO so they are the same number of moles.

Answer Link

Otras preguntas

What’s the anwser???

WhatisthecoordinateofthemidpointofVW? 78 79 80 81 82 83 84 V W Write your answer as an integer or a decimal, or mixed number in simplest form. __

Which of the following versions of sentence 2 (reproduced below) most effectively sets up the main claim of the passage? But when exactly in a person’s life doe

what is the historical background of king tut

Help please!Gary attended a Halloween Carnival last night. He paid $8 for admission and went on 15 carnival rides. He spent a total of $31.25. Write and solve a

Hank has 1 dollar bill, 4 dimes, 3 nickels, and 4 pennies in his pocket. About how much money does Hank have in his pocket? Round to the nearest whole dollar.

1. The word "photosynthesis" comes from two roots - "photo" meaning "light" and "synthesis" meaning "put together". Write a definition of photosynthesis that us

What did George Washington and Thomas Jefferson have in common?

A basketball player had scored 863 points in 33 games. a) At this rate, how many games will it take him to score 1600 points? b) There are 82 games in an en

An air conditioner operating at steady state maintains a dwelling at 70oF on a day when the outside temperature is 90oF. If the rate of heat transfer into the d