Explain the bloodstream in times of danger or stress

Assignment Help Chemistry
Reference no: EM13670036

24-Determinethe empirical and molecular formulas of each of the following substances. a) Epinephrine (adrenaline), a hormone secreted into the bloodstream in times of danger or stress 59.0% C,7.1% H, 26.2% O, and 7.7% N by mass MW about 180amu
b) Nicotine a component of tobacco- 74.1% C, 8.6% H, and 17.3% N by mass molar mass = 160± 5 g

Reference no: EM13670036

Questions Cloud

Velocity in a pure stoichiometric mixture of propane : Approximate the normal flame velocity in a pure stoichiometric mixture of propane also oxygen at temperature O 107C and normal atmospheric pressure?
Explain what are the empirical and molecular formulas : A compound contains merely carbon, hydrogen and oxygen. Combustion of 0.01068g of the compound yields 0.01601 g of CO2 as well as 0.00437 g of H2O. The molar mass of the compound is 176.1 g. Explain what are the empirical and molecular formulas of..
Evaluate how fast is the block moving after it is released : A 1.24 kilogram block is held against a spring of force constant 0.8 x 10^4 N/m, compressing it a distance of 0.16 meter. Evaluate how fast is the block moving after it is released
Compute how much work does the boy do on the wagon : A boy pulls a friend in a little red wagon with constant speed. If the boy pulls with a force of 16 Newton for 12.4 meter, compute how much work does the boy do on the wagon
Explain the bloodstream in times of danger or stress : 24-Determinethe empirical and molecular formulas of each of the following substances. a) Epinephrine (adrenaline), a hormone secreted into the bloodstream in times of danger or stress
Find how much time has elapsed : At t=0, let Q=Q0 and I = 0 in an LC circuit. At the first moment when the energy is shared equally by the inductor and the capacitor, determine what is the charge on the capacitor
Compute the molecular weight of chlorophyll : 13-Chlorophyll found in plant cells as well as essential to the process of photosynthesis, contains 2.72% Mg by mass. Presuming one magnesium atom per chlorophyll molecule, Compute the molecular weight of chlorophyll.
Evaluate what is the final angular speed of the door : A solid wood door 1.00 meter wide and 2.00 meter high is hinged along one side and has a total mass 53.0 kilogram. Evaluate the final angular speed of the door
Find what is the angle : A block is hung by a string from the inside roof of a van. When the van goes straight ahead at a speed of 23.7 m/s, Find what is the angle

Reviews

Write a Review

Chemistry Questions & Answers

  Find out the ammonium content using gravimetric analysis

As part of a soil analysis on a plot of land, Find out the ammonium content using gravimetric analysis with sodium tetraphenylborate, Na B(C6H5)4-. Unfortunately, the amount of potassium, which as well precipitates with sodium tetraphenylborate, i..

  The qualitative analysis for net iontic equations

You are given an unknown (solid or solution) and told that it can be one of the other of the compounds in the pairs listed below. Describe a simple chemical test (Not a flame test) using only reagents from our chemistry kits that would enable you ..

  Explain what is the minimum cyanide concentration needed

The Ksp for silver cyanide is 1.2x10^-8, the Ksp for zinc cyanide is 8.0x10^-12, and the Ksp for aluminum cyanide is 2.3x10^-21. What is the minimum cyanide concentration needed to precipitate each condition

  Calculate the osmotic pressure

calculate the osmotic pressure in torr of 6.00 L of an aqueous 0.889 m solution at 30.°c, if the solute concerned is totally ionized into three ions.

  A sample of 10 mole of a perfect gas with cp 208 j k-1 is

a sample of 1.0 mole of a perfect gas with cp 20.8 j k-1 is initially at 3.25 atm and 310k. if it undergoes reversible

  Define gases azomethane decomposes in a first order reaction

Gases azomethane decomposes in a first order reaction when heated: CH3NNCH3 --> N2 + C2H6. The rate constant is 0.0216 min-1. If the initial quantity of azomethane in the flask is 2.00 g, how much remains after 0.0500 hour

  Explain how many moles of the benzoic acid was burned

If High purity benzoic acid [C6H5COOH; H(rxn) = -3227 kJ/mol] is a combustion standard for calibrating bomb calorimeters. If an unknown quantity of the benzoic acid is burn up in the calorimeter (heat capacity = 1365 J/C) containing exactly 800 g ..

  State calcium carbonate would be needed to neutralize

Chlorine reacts with water to produce hydrochloric acid. Suppose 2.5 kg of chlorine were added to an olympic-sized swimming pool. How many grams of calcium carbonate would be needed to neutralize

  Explain how many grams of mgo are produced o2 reacts

2Mg(s) + O2(g) → 2MgO(s), How many grams of MgO are produced when 40.0 grams of O2 react completely with Mg

  Consider a glass of299 ml of water at30degc calculate the

consider a glass of299 ml of water at30degc. calculate the mass of ice at -15degc that must be added to cool the water

  Explain what are the percetages of each compound

What are the percetages of each compound. Namphthalene = 17 cm^2 Phenol = 38cm^2 Toluene= 4 cm^2 E) Calculate the retention times for th following componnts from teh following information

  Calculate the molarity and molality

The solution density if 1.001g/mL. Calculate the Ca2+ and Mg2+, molarity, molality, mol fraction, and the PPM. Please show examples.

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