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Problem- If a 1.0 starch solution is surrounded by a semipermeable membrane and then immersed in a 0.055 starch solution, is the outer solution considered isotonic, hypotonic, or hypertonic? Describe the type of osmosis expected to take place.
I want you to explicate the chemistry in this problem
A major component of gasoline is octane (C8H18), when octane is burned in air it chemically reacts with oxygen gas (O2) to produce carbon dioxide and water. What mass of oxygen gas is consumed by the reaction of 6.0g of octane
Rank the subsequent ions in order of decreasing radius: Li+, Na+, K+, Rb+, and Cs+. Utilize the periodic table as necessary. Rank from largest to smallest radius. To rank items as equivalent, overlap them.
Describe the bond angles to be found in each of the following molecular structures: (a) Planar trigonal (b)tetrahedral (c) octahedral (d) linear
a gas sample has an original volume of 680 ml when collected at 720 mm and 28degc. what will be the volume of the gas
A mixture of gases contains 1.35 g of N2, 2.64 g of H2, and 2.38 g of NH3. If the total pressure of the mixture is 1.64 atm, what is the partial pressure of each component. PN2 atm PH2 atm PNH3 atm
The chemical formula of hydrogen cyanide is HCN. How many unshared electrons are associated with a molecule of hydrogen cyanide.
Some 2-methyl-2-butene may be produced in the reaction as a by-product. Give a mechanism for its production.
Which alkyl bromide reacts fastest with silver nitrate in ethanol- butyl bromide, sec-butyl bromide, or tert-butyl bromide? Which reacts slowest? Explain how structure affects the rate in the SN1 reaction.
How many joules of energy are needed to melt 54 grams of ice at its melting point? Assume that the molar heat of fusion of ice is 6 kJ/mol.
Calculate the temperature of the system once equilibrium has been reached. Assume that Cp,m for Au and H2O is constant at its value for 298K throughout the temperature range of interest.
The maximum pressure that can be developed for a certain fluid power cylinder is 15.0 MPa. Compute the required diameter for the piston if the cylinder must exert a force of 30 kN.
Marble (calcium carbonate) reacts with hydrochloric acid solution to form calcium chloride solution, water, and carbon dioxide. What is the percent yield of carbon dioxide if 2.86 g of the gas is collected when 10.3 g of marble reacts
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