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The specific heat of a certain type of cooking oil is 1.75 J/(g·°C). How much heat energy is needed to raise the temperature of 2.69 kg of this oil from 23 °C to 191 °C?
Estimate the density of Rb if it crystallizes in a body-centered cubic unit cell and has an atomic radius of 247.5 pm.
An empty 2.00 L flask at 250.°C was filled with PCl5(g) to a pressure of 0.249 atm, and then the PCl5 was allowed to decompose as shown below.
How much work would have been done if the gas were ideal? Account for the differences the two values.
Write the dissolution reaction for the ionic solids below. Use the lowest possible coefficients. Include states-of-matter under the given
A solution containing 0.2 g/mL of a pure R enantiomer in a 1 dm polarimeter rotataes plane polarized light by +3 degrees. What is the specific rotation of the R isomer. What will be the specific rotation of its S isomer
What is the equilibrium constant for the following reaction CO(g) + 2 H2(g) ? CH3OH(l); [CO] = 0.530 M and [H2] = 0.824 M
Consider a diploid cell that contains three pairs of chromosomes designated AA, BB, and CC. Each pair includes a maternal and a paternal member (e.g., A^m and A^p.).
Osmium has a density of 22.6 g/cm3. What volume would be occupied by a 21.8 g sample of osmium?
Assuming the pressure and temperature of the gas remain constant, calculate the number of moles of gas added to the container.
Carbon and silicon belong to the same group and are known to have similar properties. Do you think that silicon can replace the role that carbon plays
Compare the stabilities of an allylic anion and a homoallylic anion, each with the formula C6H11-. An allylic anion has the negative charge on an atom adjacent to the double bond.
calculate the number of moles of He gas is present in a 1500ml balloon at a pressure of 640 torr and temperature of 25 degrees Celsius?
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