MusicalGirl9843 MusicalGirl9843

19-11-2022
Chemistry

contestada

What is the mass of 7. 80 moles of magnesium chloride,

MgCl2?

Express your answer with the appropriate units.

Respuesta :

19-11-2022

Answers:

n = mass/Mr

mass = n × Mr

Hence , mass = 7.8 × 95

= 741 grams

Ver imagen shzwn

Answer Link

19-11-2022

The mass of MgCl2 is 743g/mol with the correct number of significant figures.

Ver imagen pinked

Answer Link

Otras preguntas

The graph below shows four straight lines, A, B, C, and D: Which line is represented by the function f(x) = 2x + 1? A .Line A B .Line B C.Line C D .Line D

Helen has a rectangular garden that measures 65 meters by 20 meters. how long is the diagonal length of the garden? (an example of diagonal length is from the t

If the second equation is multiplied by 4 and then the equations are added, the result is _____. x+4y=1 x-y=-3

Task 4—Solving Rational Equations Using the equation below as a model, fill in numbers in the place of a and b to create a rational equation that has an extrane

A boy is running with a kinetic energy of 810 J. If the boy has a mass of 80 kg, what is his speed?

What is the angle measure for angle bpu and if JK is | LM which statement is true?

∆ABC and ∆PQR are similar. ∆ABC is dilated by a scale factor of 1.25 and rotated 45° counterclockwise about point B to form ∆PQR. The side lengths of ∆ABC are ,

the distributive property allows you to say that 3(x-1)=3x-?

overall function of the department of labor is to

Toxic substances like stimulants depressants and hallucinogens are metabolized in the