Compute the simplest formula of the compound x
An unidentified organic compound X, containing C,H, and O was subjected to combustion analysis. When 228.4 mg of pure X was burned 627.4 mg of CO2 and 171.2 mg of H2O were obtained. Determine the simplest formula of the compound X.
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A 4.70 g nugget of pure gold absorbed 278 J of heat. The initial temperature was 28.0°C. What was the final temperature?
What is the pH at the point during a titration when 34 mL of 0.200 M HCl has been added to 33 mL of 0.0500 M NH3 solution? HCl is strong acid, Kb = 1.8 × 10-5 for NH3.
At room temperature however, aspirin is not soluble in this particular solvent but all the impurities remain soluble. Describe how to use this solvent to purify aspirin crystals away from the impurities.
Vector r makes angle of 30 degree with x- axis, and 70 degree with y-axis,and it is in the positive octant. vector s makes angle of 45 degree with x-axis , and 60 degree with y-axis , and it is also in the positive octant.
What would you run as controls to be certain the ferric chloride test was working as predicted? What results would you expect for your control tubes?
An aqueous solution is 22.0% by mass ethanol, CH3CH2OH, and has a density of 0.966 g/mL. What is molality of ethanol
Use the dipole moments of HCl and HF ( HCl = 1.08, HF = 1.82) together with the percent ionic character of each bond ( HCl = 20% ionic, HF = 45% ionic) to estimate the bond length in each molecule.
744.5 g of a nonelectrolyte are completely dissolved in sufficient water to make 1.50 L of an aqueous solution at 25.0oC. The osmotic pressure of the solution is 59.9 atm. What is the molar mass of the nonelectrolyte, in g/mol?
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With in-text citations and references, explain the key components necessary for the success of public health infrastructure.
A healthcare system with multiple facilities is on their journey to magnet status, the system leadership is exploring options to involve staff
Choose 3 different vulnerable populations. What factors create vulnerabilities for different populations?
As well as follow any necessary documentations required by your company. This can possibly cause the mother to gain a dislike for the behavior analyst.
Rewrite: The CAS is a 25-item tool designed to assess the level of clinical anxiety. It produces scores between 0 and 100, which are treated as valid
A research project conducted by Geisinger Health System looked at the interaction between patients and their providers and pharmacists with medication
SmartCup also detects volume and will give information relevant to percentage of daily consumption. Other metrics the cup is able to test include whether