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Carbon dioxide is heated in a constant pressure process from 15C and 101.3kPa to 86C Determine per unit mass the changes in:internal energy,volume
When 49.4 mL of 0.721 M lead(II) nitrate reacts with 99.6 mL of 0.807 M sodium chloride, 0.830 kJ of heat is released at constant pressure. What is DH° for this reaction
suppose a student attempts to do an ion exchange on a column that is already nearly saturated with CO2+ and Zn2+.
Vanadium(V) Oxide reacts with calcium according to the chemical equation below. When 10.0 moles of V2O5 are mixed with 10.0 moles of Ca, which is the limiting reagent?
Write the chemical reaction equation and equalibrium solubility product constant expression associated with the solubility of Ag2CrO4
Consider the decomposition of calcium carbonate. Assume that ?H° = 177.8 kJ/mol and ?S° = 160.5 J/K·mol for the temperature range.
consider the titration of 100.0 ml of 0.100 m h2nnh2 kb 3.0 multiplied by 10-6 by 0.200 m hno3. calculate the ph of
Considering the molecule HOOH. What happens to the overlap in the σ bond between the 2 O atoms as one hydroxyl group is rotated in a clockwise relative to the other hydroxyl group?
State whether each of the following is a physical or a chemical property of copper. has good corrosion resistance high melting point doesn't react with water reacts with oxygen
what is the density of a block of marble that occupies 253 cm3 and has a mass of 752
Use the following data to calculate the equilibrium constant K for the following reaction at 78?C: 2Br?(aq)+Cl2(g)?Br2(l)+2Cl?(aq) You may assume that ?H? and ?S? are independent of temperature.
reacts completely with a volume of F2(g) to produce 2.0 L of ClF5. what volume of F2(g) reacted completely?
how much energy (MJ) can be obtained from incineration and how much CO2 (kg/year) may be released in that year? 2) How much of that energy (MJ) can be actually converted into electric power if the conversion efficiency is 23%?
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