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1. Ethylene glycol, C2H6O2, is an ingredient of automobile antifreeze. Its density is 1.11 g/cm3 at 20 °C. If you need 500. mL of this liquid, what mass of the compound, in grams, is required?
2. A piece of silver metal has a mass of 2.365 g. If the density of silver is 10.5 g/cm3, what is the volume of the silver?
Question- Give the systematic name (with correct spelling and puctuation, i.e. 2-propanol) of the product obtained from the addition of 1-propyl lithium (CH3CH2CH2Li) to 4-octanone, followed by the addition of water.
Consider the reaction CH4(g) + X2(g) → CH3X(g) + HX(g) , where X is a halogen-like atom (Group 7A). Calculate ?H for this reaction if bond energy tables give the following values
Integrate the form of the Clausius Clapeyron equation dp/dT = pHvap/RT2 and then use that to compute the triple point temperature of a substance whose enthalpy of vaporization at the normal boiling point of 8.4 ° C is 21.84 kJ/mol, and whose tripl..
why is the symbol of the silicon-oxygen tetrahedron
Using this table Fe (s) + CuSO4(aq) --> FeSO4 (aq) + Cu(s) 0 +2+6-2 +2+6-2 0 (oxidation numbers)
Gasoline is composed primarily of hydrocarbons, including many with eight carbon atoms, called octanes. One of the cleanest-burning octanes is a compound called 2,3,4-trimethylpentane, which has the structural formula shown in the figure.
If the equilibrium constant for a one electron redox reaction at 298k is 8.7*10^4, calculate the corresponding change in G and Ecell
Determine the [H3O+], [OH-], pH, and pOH for each of the following solutions. A solution of 1.65 x 10-4 M HCl
Compute the empirical formula of a compound which contains 38.8 percent Ca, 20.0 percent P, and 41.3 percent O by weight.
The ratio of the number of atoms of the isotopes 69Ga and 71Ga in eight samples from different sources was measured in an effort to understand differences in reported values of the atomic mass of gallium
If the enery of the products is less than the energy of reactants then the speed of collision has no effect on the rate of the reaction. B) The energy of the collision of molecules must be great enough to overcome the bond energy of the products.
The ClO2 molecule was involved in a chemical reaction in which it underwent oxidation. Based on the change in oxidation numbers, which of the species listed below is a possible product of the reaction
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