Physics, 21.08.2019 19:30 jordnnnn102
Platinum has a molar mass of 195 g/mol. if you have a ring that contains 2.3 g of platinum, how many moles does it contain? (a)0.012 mol (b) 85 mol (c)450 mol (d) 7.2 x 10^21 mol
Answers: 3
Another question on Physics
Physics, 22.06.2019 05:30
Agas expands from an initial volume of 0.040 m^3 and an initial pressure of 210 kpa to a final volume of 0.065 m^3 while its temperature is kept constant. how much work is done by the system?
Answers: 1
Physics, 22.06.2019 13:30
FÃsica: un futbolista patea hacia el arco con una velocidad de 15m/ah, calcular: a)el alcance para un ángulo de tiro de 25º, b) el tiempo que el balón permanece en el aire.
Answers: 1
Physics, 22.06.2019 21:00
What do the atoms of elements in the same group have in common? a. they have the same atomic numbers. b. they have the same average atomic masses. c. they have the same number of electron shells. d. they have the same number of electrons in their outermost shells.
Answers: 1
You know the right answer?
Platinum has a molar mass of 195 g/mol. if you have a ring that contains 2.3 g of platinum, how many...
Questions
Biology, 17.12.2020 17:10
Mathematics, 17.12.2020 17:10
Mathematics, 17.12.2020 17:10
Mathematics, 17.12.2020 17:10
Mathematics, 17.12.2020 17:10
