equations for Chem 101
this will help for the chapter 5 and 6 test
Terms : Hide Images [1]
| 241723302 | P=F/A | formula for pressure | |
| 241723303 | PV=nRT | Ideal Gas Equation | |
| 241723304 | M=dRT/P | for calculating density or molar mass | |
| 241723305 | u=√3RT/M | for calculating the root-mean-square speed of gas molecules | |
| 241723306 | r1/r2=√M2/M1 | Graham's law of diffusion and effusion | |
| 241723307 | Xi=ni/nT | mole fraction | |
| 241723308 | Pi=xiPt | used for partial pressures, Dalton's law of partial pressures | |
| 241723309 | q=msΔT | calculating heat change in term of specific heat | |
| 241723310 | H=U+PV | enthalpy | |
| 241723311 | ΔU=q+w | first law of thermodynamics | |
| 241723312 | w=-PΔV | calculating work done in gas expansion or compression | |
| 241723313 | qrxn | -qcal=-CcalΔT | |
| 241723314 | swater | 4.184J/g(⁰C) | |
| 241723315 | ΔU=ΔH-RTΔn | calculating enthalpy (or energy) change for a constant temperature process | |
| 241723316 | (E)H⁰rxn=(E)n(E)H⁰f(products)-(E)m(E)H⁰f(reactants) | calculating standard enthalpy of reaction | |
| 241723317 | 1 atm(L)= | 101.3 J | |
| 241914448 | q=CΔT | calculating heat change in terms of heat capacity | |
| 241919423 | T | temperature | |
| 241919424 | P | pressure | |
| 241919425 | V | volume | |
| 241919426 | K | 273.15 | |
| 241919427 | C | Celsius | |
| 241919428 | n | number of moles | |
| 241919429 | R | constant | |
| 241919430 | M | molar mass | |
| 241919431 | d | density | |
| 241919432 | H | enthalpy | |
| 241919433 | q | heat | |
| 241923354 | U | internal energy | |
| 241923355 | weird E | the sum of | |
| 241923356 | ms | C |