Which statement describes ONLY the Quantum Mechanical model of the atom? A) Energy Is quantized B) Has discrete energy levels. Has sub levels within the energy levels D) Sometimes referred to as the planetary model

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Select the correct answer. given: 2libr + ba → babr2 + 2li in this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced? a. 1.18 mol b. 2.37 mol c. 4.73 mol d. 16.4 mol e. 32.9 mol

You have a sample of a gas that occupies a volume of 17ml at -111 degrees celsius. what volume does the sample occupy at 88 degrees celsius? show all work asap

Express the following number in scientific notation. 0.026890 =