Explain how many grams of dry nh4cl need to be added

Reference no: EM13341522

How many grams of dry NH4Cl need to be added to 2.10 L of a 0.700 M solution of ammonia, NH3, to prepare a buffer solution that has a pH of 8.89? Kb for ammonia is 1.8*10^-5. mass of NH4Cl

Reference no: EM13341522

Questions Cloud

What is the electric force on a proton 3fm from the surface : The nucleus of a ^125Xe atom (an isotope of the element xenon with mass 125 u) is 6.0 fm in diameter. It has 54 protons and charge q = + 54e.

What is the temperature of the air after the compression : In a diesel engine, the piston compresses air at 302 K to a volume that is 0.0623 of the original volume, What is the temperature of the air after the compression

How far below the top of the well is the surface of water : The man hears the sound of the splash 2.8 s after he releases the rock from rest. The speed of sound in air (at the ambient temperature) is 336 m/s. How far below the top of the well is the surface of the water

Evaluate the total contribution margin : Callaham Corporation is a wholesaler that sells a single product. Management has provided the following cost data for two levels of monthly sales volume.

Explain how many grams of dry nh4cl need to be added : How many grams of dry NH4Cl need to be added to 2.10 L of a 0.700 M solution of ammonia, NH3, to prepare a buffer solution that has a pH of 8.89? Kb for ammonia is 1.8*10^-5. mass of NH4Cl

What is the force required by the deltoid muscle : The arm of a person weighs 41.5N, which acts at the center of mass that is located 29.0cm from the rotation point in the shoulder. What is the force required by the deltoid muscle, Fd, to hold the arm parallel to the floor

What was indiana corporations net operating income : What was Indiana Corporation's net operating income for the year using variable costing - Manufacturing costs and selling and administrative expenses for the year were as follows:

Determine what is the unknown force by only object b : Object A is acted on by only object B. The mass of object A is 20.0 kg and its acceleration is 4.00 m/s2 west. Object B is acted on by two forces, the force of object A on object B and another unknown force.

Explain very concentrated solution of potassium iodate : Suppose that a very concentrated solution of potassium iodate is added to a saturated solution of cupric iodate. What will happen

User Account

All Pages