Chemistry, 07.05.2021 15:30 batmanmarie2004
Se colocan 0,400 moles de O2 ( g ) y 30,0 g de CO2 ( g ) en un recipiente rígido. La presión es de 0,352 atm y la temperatura 5,00 ºC. Calcular el volumen del recipiente. Datos: R = 0,082 dm3 . atm . mol-1 . K-1 ; Mr ( CO2 ) = 44,0
Answers: 1
Chemistry, 21.06.2019 15:00
1) how many electrons are in each energy level of the following elements? a. he b. na c. na d. ne 2) how many valence electrons are percent in the following atoms? a. s b. mg c. be d. cl 3) which of the following elements are stable as atoms? a. he b. o c. cl d. ar if you are able to provide the work as to how you got the answers that would be greatly appreciated. : )
Answers: 1
Chemistry, 22.06.2019 16:00
He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98
Answers: 2
Chemistry, 23.06.2019 02:00
Pinene is an unsaturated hydrocarbon found in pine resin. if pinene has m+ = 136 and contains 1 double bond(s) and 2 ring(s); what is its molecular formula? enter the formula in the form ch first, then all other atoms in alphabetical order; do not use subscripts. the formula is case-sensitive
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Chemistry, 23.06.2019 06:00
Which of the following is a solution a- brewed coffee b-tomato juice c- ranch salad dressing d- muddy water
Answers: 1
Se colocan 0,400 moles de O2 ( g ) y 30,0 g de CO2 ( g ) en un recipiente rígido. La presión es de 0...
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