PARA PREPARAR UM SOPA INSTANTÂNEA, UMA PESSOA AQUECE EM UM (...) |CALORIMETRIA E MUDANÇA DE FASE

Improve your school grades or guarantee your college entrance exam approval by paying R$ 1.33 per day. Become an Explicaê Premium student and get access to all the content for Elementary and High School. https://explicae.com.br/?utm_source=y... Use the coupon: EXPRESOLVE and get 20% off any plan: https://explicae.com.br/?cupom=expres... ___ Welcome to Explicaê Resolve Enem! Now you can follow all the solutions to the Enem questions along with the Exquad teachers! Find your question in the following notebooks: IN OUR SURVIVAL MANUAL: SUBJECT: 3 THERMOLOGY | 3.3 CALORIMETRY AND PHASE CHANGE _______________________________ QUESTION 23 (ENEM 2018 2nd APPLICATION) To prepare instant soup, a person heats 500g of water in a 300g glass bowl in a microwave oven. The initial temperature of the bowl and water was 6ºC. With the microwave oven operating at a power of 800 W, the bowl and water reached a temperature of 40ºC in 2.5 min. Consider that the specific heats of glass and soup are, respectively, 0.2 cal/g °C and 1.0 cal/g °C, and that 1 cal = 4.2 J. What approximate percentage of the power used by the microwave is effectively converted into heat for heating? A 11.8% B 45% C 57.1% D 66.7% E 78.4% _______________________________ Still don't know our Survival Guide for the ENEM exam? We have all the ENEM exams separated by subject and topic, a review checklist, an annual schedule of mock exams and reviews, and much more!!! Oh… I forgot to mention that our material has Explicaê quality – super well-designed and organized for you! Use coupon code EXPRESOLVE and get 20% off any plan. Join the EXQUAD by following our social media: Instagram: https://www.instagram.com/explicaeofi... Facebook:   / explicaeoficial   YouTube:    / @chegae   LinkedIn:   / explicae   Twitter: explicaeoficial