MOLARITY X MOLALITY: LEARN THE DIFFERENCE

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Química com Fabio Guedes

Published on May 17, 2021
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Class content: -Molarity -Molality Exercise: (PUC-MG) When 39.2 g of sulfuric acid are dissolved in 200 mL of water, a solution with a volume equal to 220 mL is obtained. The molality (W) and molarity (ɱ) of this solution are equal to: a) 0.5 molar and 0.5 molal. b) 1.0 molal and 2.0 molar. c) 1.0 molar and 2.0 molal. d) 2.0 molar and 1.8 molal. e) 2.0 molal and 1.8 molar. References: BROWN, TL; LEMAY, HE Jr.; BURSTEN, BE Chemistry: the central science. 9. ed. São Paulo: Pearson Prentice Hall, 2005. USBBERCO, João; SALVADOR, Edgard. Chemistry: physical chemistry. 10. ed. São Paulo: Saraiva, 2006. USBBERCO, João; SALVADOR, Edgard. Chemistry: single volume. 9. ed. São Paulo: Saraiva, 2013. Soundtrack: Yakov Golman - Celebration Solutions cover photo: ADMIN. Chemical Solutions Dissolution Definition and Examples Summary. Sciences Abstracts, 2019. Available at: https://www.cienciasresumos.com.br/qu... Accessed on: May 17, 2021. I am a Chemistry Technician and Biofuels Technologist. I'm studying to be a Chemistry Teacher.

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