Explain why is it necessary to remove the stopper

Assignment Help Chemistry
Reference no: EM13536378

Why is it necessary to remove the stopper from a reparatory funnel when liquid is being drained from it through the stopcock?

Reference no: EM13536378

Questions Cloud

Compute the velocity components of the third piece : an object located at the origin and having a mass M explodes into three pieces having masses M/4, M/3, and 5M/12. what are the velocity components of the third piece
Find closest distance the negative charge gets to positive : A negative charge, -q, has a mass, m, and an initial velocity, v, but is infinitely far away from a fixed large positive charge of +Q and radius R such that if the negative charge continued at constant velocity it would miss the center of the fixe..
Find how far does the sled travel on the level surface : If the coefficient of friction between the sled's runners and snow is 0.055 and the boy and sled together weigh 540 N, how far does the sled travel on the level surface before coming to rest
How much kinetic energy is added to the system : An object, with mass m and speed v relative to an observer, explodes into two pieces, How much kinetic energy is added to the system during the explosion
Explain why is it necessary to remove the stopper : Why is it necessary to remove the stopper from a reparatory funnel when liquid is being drained from it through the stopcock
What are the rate and direction of her acceleration : An elevator passenger is on her way down to the ground floor. Her mass is 50 kg, What are the rate and direction of her acceleration
Explain what amount of was formed during : If the volume of the reaction vessel in part (b) was 1.50 , what amount of (in moles) was formed during the first 15.0 of the reaction
Compute what is the acceleration of the boat : The force of the wind on a small sail boat is 500 N northeast (45 degrees N of E). If the drag if the keel is 250 N acting west, what is the acceleration of the boat
Determine the linear speed of the ball : To reach the rack, the ball rolls up a ramp that rises through a vertical distance of h = 0.547 m. What is the linear speed of the ball when it reaches the top of the ramp

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the grams of hcl that must be diluted

Calculate the grams of HCl that must be diluted to a volume of 1 liter to produce a concentration of 0.5M. Calculate the normality of 1 L of solution containing 45grams of NaOH.

  Define the standard free energy of formation of nitric oxide

The standard free energy of formation of nitric oxide, NO at 1000K is 78kJ/mol, calculate the equilibrium constant for this reaction at 1000K, N2(g) + O2(g) 2NO(g)

  Molecule be made out of a methanol or ethanol molecule

Can an ether molecule be made out of a methanol or ethanol molecule? Why or why not? What is the structure for 1-Octanol & Propane-1,2,3-triol?

  Define drop of oleic acid or benzene solution

When performing your experiment, you add your first drop of oleic acid/benzene solution, and a lens forms immediately. What is wrong with your setup

  Define what is the concentration of the naoh solution

NaOH solution were necessary to reach the equivalence point, what is the concentration of the NaOH solution? (Make sure to report the correct number of significant figures?

  Draw a potential energy versus reaction coordinates diagram

Sketch a potential energy versus reaction coordinates diagram for the following reaction

  Explain the level in the arm open to the atmosphere

when the level in the arm connected to the container is 766.0 mm in height higher than the level in the arm open to the atmosphere? Atmospheric pressure is 754.2 mm Hg and the density of mercury is 13.546 g/mL.

  Explain the various strategies for the excretion

Describe the various strategies for the excretion of nitrogenous wastes employed in higher animals (chordates), both human and non-human

  A strip of electrolytically pure copper weighing 3178 gram

a strip of electrolytically pure copper weighing 3.178 gram is strongly heated in a stream of oxygen until it is all

  Calculate the atomic mass of y

The atomic mass of element X is 22.99 amu. A 19.98-g sample of X combines with 16.51 g of another element Y to form a compound XY. Calculate the atomic mass of Y.

  Compute the ph for the cases in the titration

Calculate the pH for the following cases in the titration of 25.0mL of 0.2M cyanic acid (HCNO, pKa=3.66) with 0.2M RbOH solution

  Dr brown has radioisotope source comprising 12 x 106 also

the best means of personal protection from radiation for emergency responders is the implementation of three basic

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