Chemistry, 31.10.2019 00:31 kmontanab00
Together, a pure gold ring and a pure titanium ring have a mass of 16.00 g. both rings are heated to 80.0 °c and dropped into 14.1 ml of water at 22.6 °c. the water and the rings reach thermal equilibrium at a temperature of 28.0 °c. the density of water is 0.998 g/ml. the specific heat capacity of water is 4.18 jg·°c, the specific heat capacity of gold is 0.129 jg·°c, and the specific heat capacity of titanium is 0.544 jg·°c. calculate the mass of each ring.
Answers: 2
Chemistry, 21.06.2019 21:00
Write two balanced equations 1. dissolving of solid sodium hydroxide in water 2. the reaction of sodium hydroxide solution with hydrochloric acid
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Chemistry, 21.06.2019 21:40
During trial 2, what allowed you to determine that aluminum was the limiting reactant? check all that apply. all of the copper dissolved. all of the aluminum dissolved. the solution turned clear. the number of grams of copper(ii) chloride used in the reaction was greater than the number of grams of aluminum. the molar ratio of copper(ii) chloride to aluminum was greater than 3: 2, the equation’s molar ratio.
Answers: 2
Chemistry, 22.06.2019 21:00
How many neutrons does an element have if its atomic number is 50 and its mass number is 166
Answers: 1
Together, a pure gold ring and a pure titanium ring have a mass of 16.00 g. both rings are heated to...
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