State what is the empirical formula for adrenaline

Assignment Help Chemistry
Reference no: EM13194111

The compound adrenaline contains 56.79% C, 6,56% H, 28.37% O, and 8.28% N by mass. What is the empirical formula for adrenaline?

Reference no: EM13194111

Questions Cloud

State the agcl precipitated was collected and weighed : The aqueous solution was subsequently treated with an excess of AgNO3 solution and the AgCl precipitated was collected and weighed. its mass was 2.022 grams of AgCl.
Compute a change in ph with hydrobromous acid : Calculate a change in pH when 10 mL of 0.2 M LiOH is added to the buffer made by mixing 50mL of 0.1 M hydrobromous acid (HOBr) and 40 mL of 0.2 M of sodium hydrobromide
Define which reagent is the limiting reactant : Which reagent is the limiting reactant when 1.250 g Al(OH)3 and .750 g H2SO4 are allowed to react? How many moles and grams of Al2(SO4)3
Compute the theoretical ph : A buffer is made with 25mL of 1.0 M HC2H3O2 and 25mL of 1.0 M NaC2H3O2. Calculate the theoretical pH. I know the pH is 4.74.
State what is the empirical formula for adrenaline : The compound adrenaline contains 56.79% C, 6,56% H, 28.37% O, and 8.28% N by mass. What is the empirical formula for adrenaline?
State cover falls and breaks during the heating of magnesium : If the crucible Cover falls and breaks during the heating of Magnesium, do you have to start the experiment over again?
State the average value of the electron-nucleus : Find the average value of the electron-nucleus seperationin a hydrogen like atom in the 2pz (ml=0) state.
State alkali metals reacts with oxygen to form a solid white : One of the alkali metals reacts with oxygen to form a solid white substance. When this substance is dissolved in water, the solution gives a positive test for hydrogen peroxide, H2O2.
Define the concentration of d-lactose in the sample : The optical rotation of a sample composed of only D-lactose is determined [a]abs = 0.99 degrees. [a]D is known to be 52.3 degrees for D-lactose. If the cell path length was 0.8 dm and the concentration of D-lactose in the sample was 0.17 g/mL,

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the partial pressure of hydrogen gas

Calculate the partial pressure of hydrogen gas at equilibrium. and calculate the vaue of Kp for this reaction.

  Compute the boiling point elevation of a salt water

Compute the boiling point elevation of a salt water solution that contains 5.90 g of NaCl dissolved in 109 ml of water. Enter the number of degrees celsius that the boiling point will be elevated.

  What gas are evolved from the acidified solution

what gas are evolved from the acidified solution of hydrolyzed albumin? write equationfor the reaction of the gas with lead II acetate?

  State enzyme is required to convert reactant b

enzyme1 (E1) is required to convert reactant B to product C. Enzyme 2 (E2) is required for the reverse reaction (C to B). The activity of E1 is 50 pmol of C created/10^6 cells *s and that of E2 is 40 pmol of B created/10^6 cells*s.

  What is the temperature of the hydrogen gas

If the temperature of the water in your reaction bowl is 23 C, what is the temperature of the hydrogen gas.

  Calculate the heat of enthalpy for the reaction

Calculate the heat of enthalpy for the reaction: PCl5(g) → PCl3(g) + Cl2(g)

  Start precipitation of cu in copper chloride solution

What [OH-] is necessary to start precipitation of Cu(OH)2 in a 0.0014 M copper(II) chloride solution?

  Compute the freezing point depression constant of methanol

For methanol, CH3OH, the molar enthalpy of fusion is 3.16 kJ/mol at the melting point T=175.2 K. Calculate the freezing point depression constant,k, of methanol

  What is the limiting reactant

What is the limiting reactant when 4.5 moles of aluminum react with 6.7 moles of oxygen gas?

  Conclude how high can you climb on a liter of whole milk

The energy content of 1-liter of whole milk is 680 Cal. Using that data, determine how high can you climb (in meters) on a liter of whole milk.

  State write a balanced titration reaction

Consider the titration of 25.0 mL of 0.0500 M Sn2+ with 0.100 M Fe3+ in 1 M HCl to give Fe2+ and Sn4+, using a Pt and calomel electrodes. (a) write a balanced titration reaction

  Calculate the amount of energy in kilojoules needed

Calculate the amount of energy in kilojoules needed to change 135 of water ice at -10 degrees Celsius to steam at 125 degrees Celsius.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd