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Given the following equation:
2 Mg + O2 → 2 MgO
If 4 moles of Mg completely react, how many moles of magnesium oxide can be produced? NOTE: All numbers located immediately after elemental symbols below should be considered subscripts.
4 moles
12 moles
6 moles
2 moles
Explain what is entropy and Why are we interested in entropy. Define what information can it tell us about chemical reactions.
traditionally foreign direct investments fdi has followed foreign trade since foreign trade is typically less costly
Anhydrous sodium sulfate?
What type of forces allow oil to mix with another nonpolar liquid?
Using the ionic radii Li 76pm, F 133pm, K 138pm, Br 196pm, show that LiF and KBr are consistent with the rule of thumb that the NaCl structure occurs for radius ratios between .414:1 and .732:1 and calculate densities for LiF and KBr.
Then 1.50 mol of butane is added. What are the concentrations of butane and isobutane when equilibrium is reestablished?
you decide to use methyle red indicator instead of universal indicator for preparation of your pH color standard what effect have on your data?
if your spectrophotometer can measure absorbance up to 1.5, what is the max concentration of nadh that your can measure
What new compound will be formed when gaseous HCL is added to a solution of benzaldehyde in methanol
Hydrocarbons are often reacted with steam to form H2, as shown for propane: C3H8(g) + 6 H2O(g) 3 CO2(g) + 10 H2(g) Calculate Kp for this reaction at a particular temperature
the rate constant for a certain reaction is 8.60times10-3 . if the initial reactant concentration was 0.850 what will
A person inhales air richer in O2 and exhales air richer in CO2 and water vapor. During each hour of sleep, a person exhales a total of 300. L of this CO2-enriched and H2O-enriched air.
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