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Home Question Bank Chemistry Archive 2024 November 06

Chemistry Questions from Nov 06,2024

Browse the Chemistry Q&A Archive for Nov 06,2024, featuring a collection of homework questions and answers from this day. Find detailed solutions to enhance your understanding.

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1. How many moles of hydronitric acid are needed to produce 225 g of magnesium nitride? (a) (4) If a wetland has a pH between 60 and 75 , it is classified as a 'rich fen' 'If the pH is between 3.0 and 6.0 , it is a 'poor fen ' If the pH falls to 30 or less, it is a 'bog' Suppose that the hydronium ion concents of a sample of water from a wetland is moles per liter. Use the formula . How would this wetland be classitied? Choose the correct classification A. bog B. rich fen C. poor fen If a wetland has a pH between 6.0 and 75 , it is classified as a 'rich fen.' If the pH is between 3.0 and 60 , it is a 'poor fen' If the pH falls to 3.0 or less, it is a 'bog' Suppose that the hydronium ion concentration of a sample of water from a wetland is moles per liter. Use the formula . How would this wetland be classified? Choose the correct classification. A. bog B. rich fen C. poor fen The pH of a fruit juice is 35 . Find the hydronium ion concentration, , of the juice. Use the formula . P36.2 Considere la descomposición de primer orden del ciclobutano a a volumen constante: a. Exprese la velocidad de reacción en términos del cambio de presión total en función del tiempo. b. La constante de velocidad de la reacción es . ¿Cuál es la vida media? c. Después de la iniciación de la reacción, ¿cuánto tardará la presión inicial de en caer al de su valor inicial? 1. Dada la siguiente reacción quimica ¿Quién se oxidó? b ¿Quièn se redujo? c. El agente oxidante es . d. El agente reductor es
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