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Why is acetone miscible with both water and soap solution?
A 45 kg person drinks 530. g of milk, which has a "caloric" value of approximately 3.0 kJ/g. If only 15% of the energy in milk is converted to mechanical work, how high (in meters) can the person climb based on this energy intake?
What is the stoichiometric relationship between IO3- and I2? b. What is the stoichiometric relationship between I2 and S2O3 2-? c.
When the weather is clear, air temperature in a dry region can have a significant change in temperature between night and day. In contrast, the water in a pond remains at a relatively consistent temperature even though the air temperature changes ..
How many g of product are actually used when a chemist calculates the theoretical yeild of a product at 20.1 g and the percentage of yeild is 87.1%
If a 20L container was charged with 0.807atm of Xe gas as well as 1.37atm of Fluorine gas at 400.C the xenon gas reacts with flourine and forms xenon tetra fluoride. Explain what mass (g) of xenon tetra fluoride can be produced assuming 100% yield..
For the reaction at constant temperature, as Q increases A) ?G and ?G? increase. B) ?G and ?G? decrease. C) ?G increases, but ?G? remains constant. D) ?G decreases, but ?G? remains constant.
Calculate the kinetic energy of an electron ejected by a photon with wavelength 1.91 x10^2 nm from a metal with a binding energy of
This reaction is known to be first order in Br2 and zeroth order in HCOOH with k=0.0866 s-1. Write the rate law for this reaction. What is the rate of this reaction when [Br2]=0.500 M and [HCOOH]=0.250 M
Integrate knowledge of molecular interactions such as bonding and reactivity to understand biogeochemical cycles Use knowledge of chemical interactions in nature to explain the consequences of human-made disruptions on biogeochemical cycles.
The isothermal compressibility of diamond is 0.187 x 10-6 atm-1. (a) Express this value in Pa-1. (b) A cube of diamond 10 cm on each side at 25 °C is to be inserted in the keel of an underwater exploration TV camera, and its designers needed to know ..
Determine the volume of a 0.530 M KMnO4 solution required to completely react with 2.70 g of Zn.
When 24 copper pennies are submerged in water, the pennies displace 8.26 cm3 of water. If the combined mass of the pennies is 73.86 g, what is the density of copper?
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