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A spray contains 0.42g of antiseptic phenol is dissolved in 27.0mL of solution. What is the weight/volume percent concentration of phenol?
compound that would produce 4-ethyl-3-hexanol in the presence of a nickel catalyst and hydrogen
what is the mass in grams of 3.17x10^20 atoms of the element?
4 Fe(s) + 3 O2(g) → 2 Fe2O3(s). If 12.5 g of iron(III) oxide (rust) are produced from 8.74 g of iron, how much oxygen gas is needed for this reaction?
The average osmotic pressure of seawater at 25 degree Celsius is approximately 30 atm. Assuming that seawater is a solution composed of NaCl and water with a salinity of 3.5%, calculate the molar mass of NaCl
Draw the Lewis structure of the molecule, assuming that the Cl atoms bond to a single C atom and that there is a C -C bond and two C - O bonds in the compound.
What are safety issues involved with this experiment? What are the variables that will be tested in experiment? What is the control? What tests will I do or what procedure will I follow to help me answer my questions?
A research group discovers a new version of happyase, which they call happyase*, that catalyzes the chemical reaction HAPPY to SAD The researchers
Calculate the quantity of NH3 is produced upon reaction of 4.0 moles of water and 65.0 g of CaCN2.
A voltaic cell consists of a Zn/Zn^2 + half-cell and a Ni/Ni^2 +half-cell at 25C. The initial concentrations of Ni^2 + and Zn^2 + are 1.70 M and 0.100 M, respectively. What is the initial cell potential
Discuss the importance of having an executive sponsor for a project. How would you as the PM, use them for your project?
What is the percent by mass concentration of a solution that was prepared by dissolving 3.0g of salt in 197 g of water?
Consider the formation of n-butyl alcohol and NaBr in the presence of H2SO4. If you start with 1.31g of n-butyl alcohol and end up with 1.79g of n-butyl bromide
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