Chemistry, 14.05.2020 04:57, heathkid23
The combustion reaction described in part (b) occurred in a closed room containing 5.56 10g of air
originally at 21.7°C. Assume that all of the heat produced by the reaction was absorbed by the air
(specific heat = 1.005 J/(g. °C)) in the room.
(c) Determine the final temperature of the air in the room after the combustion.
Answers: 3
Chemistry, 22.06.2019 23:30, bxymichelle
With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals
Answers: 3
Chemistry, 23.06.2019 07:00, jboii11
An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample? a. naphthalene, a molecular solid with the formula c10h8 b. silica, a network solid held together by covalent bonds with the formula sio2 c. calcium chloride, an ionic compound with the formula cacl2 d. water, an molecular compound with the formula h2o
Answers: 2
The combustion reaction described in part (b) occurred in a closed room containing 5.56 10g of air
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