mshelton052199 mshelton052199

03-02-2015
Chemistry

contestada

how many molecules are in 9.8 grams of calcium

Respuesta :

Аноним Аноним

03-02-2015

Hmm
One mole of calcium is usually equal to 40 grams so divide 9.8 by 40 which would be 4.0 molecules

Answer Link

Otras preguntas

A red die and a blue die are thrown. Let S be a random variable that denotes the square of the difference between the two numbers on the dice. For example, if t

What is the best way to compare a concentrated solution to a dilute solution, given the same volume of solution? A. The concentrated solution has less solute t

Please answer quickly! A. There are no errors. All of the expressions are equivalent. B. Expression 1. Sarah can’t apply the Distributive Property if there are

Linear inequalities!! PLEASE HELP I’ll mark brainliest!!

On June 1, 2017, Larkspur sold 100 washer/dryer units without installation to Laplante Rentals for $69,000. Laplante is a newer customer and is unsure how this

Given that 5 x − 3 y = 32 Find y when x = 4

I need help pleaseee!!

Jeremy wrote this equivalent equation to solve for x: x = negative 11 y minus 140 Which of these equations might have been Jeremy's original equation? Check all

Jaime placed $2800 in a savings account which earns 4.3% interest compounded annually. How much will she have in the account after 13 years? Round your answer t

Select the correct answer. If the number of equally likely sample outcomes of a single stage of an experiment is 4, what is the total number of elements in the