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Describe exactly how you will prepare 100mL each of five standard calcium solutions between 5 ppm and 250 ppm. you will be given a 1000 ppm stock calcium solution.
Naming compounds containing double as well as triple bonds, Alkenes contain double bonds while alkynes contain triple bonds. How do you name a compound that has both a double and a triple bond
A bottle of 5.5 M acid has 21.3 mL remaining in it. If the acid is diluted to 700 mL, what is the new concentration of the acid?
Create a flow chart of the process to create a lewis structure. when is an expanded octet acceptable and why
How would the following experimental errors change the calculation of the number of mg of ascorbic acid in fresh orange juice, student neglected to filter the juice
The following quantities of trace gases were found in 1 mL sample of air. Calculate the number of moles of each compound in the sample.
you have 505ml of a .170m HCL solution and you want to dilute it to exactly .100M. how much water should you add?
the isomerization of methyl isocyanide ch3nc -gt ch3cn follows first-order kinetics. the half-lives were found to be
What is the magnetic field strength of the NMR system in Tesla? Show all equations and explain. c) Are the resonances of A and B well enough resolved to be able to measure the relative concentrations by NMR? Explain reasoning.
Part A How many shifts must you work if you wish to wash 10 loads of laundry? Part B How many loads of laundry will each shift pay for if the cost per load rises to 8 quarters
Calculate the percent by mass of aluminum in the sample. The vapor pressure of water at 20 degree C is 17.5 Torr.
List the following reducing agents in order of decreasing strength under standard-state conditions: As(s), Pb(s), Fe(s)
What is the molarity of a HCl solution if the reaction of 200 mL of the HCl solution with excess CaCO3 produces 14.0 L of CO2 gas at 725 mmHg at 18 degree celsius.
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