xraystephosbo xraystephosbo

02-01-2024
Chemistry

contestada

What is the molarity of a 3.0 L solution that contains 0.45 moles of solute? A. 0.15 M B. 15M C. 6.7M D. 140M E. 0.45M

Respuesta :

1Eliana 1Eliana

02-01-2024

Answer

A. 0.15M

Method

litres = dm³ (standard units)

mol/dm³ is the standard unit form molarity (also wrotten as M)

concentration (molarity) = moles / volume

0.45 ÷ 3 = 0.15 M

Answer Link

Otras preguntas

Abdul put gas in his car. He paid $18.32 for 8 gallons of gas. What is the unit price?

A new car dealer offered to sell her demonstrator model for 90% of the retail price. If the sale price was $9,750, what was the retail price?

A man travelled 3/8 of his journey by a rail 1/4 by a taxi 1/8 by and the remaining 2km on foot what is the length of his total journey?

Sandra is currently struggling with an anxiety disorder. according to the diathesis-stress model, which of these could reasonably be sandra's diathesis?

what was Gregor's dream of grete

please help me i dony know how to do this

An oxygen atom with a charge of (+2) has ______________________. a. two more protons than the neutral atom b. two fewer protons than the neutral atom c. two mor

What theme is common to the two excerpts below? . . . His theory of running until he reached camp and the boys had one flaw in it: he lacked the endurance. Se

The position of a 55 g oscillating mass is given by x(t)=(2.0cm)cos(10t), where t is in seconds. determine the velocity at t=0.40s

Please give a article on - Climate change is a reality now I need urgently please