Chemistry, 07.04.2020 19:02, precioushayhay
105 mL of H2O is initially at room temperature (22.0āC). A chilled steel rod at 2.0āC is placed in the water. If the final temperature of the system is 21.3 āC, what is the mass of the steel bar? Specific heat of water = 4.18 J/gā āC Specific heat of steel = 0.452 J/gā āC
Answers: 3
Chemistry, 21.06.2019 21:30, sbhishop19
Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass
Answers: 1
Chemistry, 22.06.2019 10:00, 2019reynolds
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
Answers: 1
Chemistry, 22.06.2019 22:00, choatefarmsus
Does the number of ions in solution increase, decrease, or remain constant? it continuously decreases. it continuously increases. it decreases at first, then increases. it increases at first, then decreases.
Answers: 3
Chemistry, 23.06.2019 02:00, hannabeth91
When an experimenter draws a conclusion that he assumes will apply to all situations set up similarly to his test situation, even though he cannot possibly have examined all possible test scenarios, the experimenter is using deductive reasoning inductive reasoning abductive reasoning subjective reasoning
Answers: 1
105 mL of H2O is initially at room temperature (22.0āC). A chilled steel rod at 2.0āC is placed in t...
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