What is the purpose of pouring the reaction mixture overice
In the nitration of methyl benzoate, why do you wash the crystals with water followed by an ice-cold methanol washing? What is the purpose of pouring the reaction mixture overice?
Expected delivery within 24 Hours
Cloudiness in ice cubes is caused by dissolved air in the water asit freezes. To make ice sculptures that are beautifully clear,artists sometimes make ice blocks out of the water that has been boiled, then cooled.
If the net power out is 70MW determine the mass flow rate of the air using constant specific heats For: An ideal cycle When the compressor and turbine efficiencies are 85%.
An ideal gas initially at 20°C and 187 kPa has a volume of 4.60 L. It undergoes a quasi-static, isothermal expansion until its pressure is reduced to 106 kPa.
A 336 g oscillator has a speed of 110 cm/s when its displacement is 2.90 cm and 72.5 cm/s when its displacement is 6.10 cm. What is the oscillator's maximum speed?
Association: We know association does not imply causation, but what does this mean in your own words. Provide and discuss an example of two variables that are associated but not by a cause and effect relationship.
A given capacitor is connected to a 12.0 V battery, and when fully charged stores 2.58 x 10-6 J of energy. if the capacitor is disconnected from the battery, and separation of the plates is doubled (the capacitor remains disconnected from the batte
Find the heat transferred and work done from initial state until the piston touches the spring, the heat transferred and work done while the spring is compressed.
Phenol C6H50H is a weakorganic acid. Suppose 0.515g of the compound is dissovled in exactly 125mL of water. The resulting solution is titrated with 0.123 M NaOH.
1925772
Questions Asked
3,689
Active Tutors
1434650
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
You are a social worker working with foster children. You are making a home visit to Katie, age nine, and her foster family.
Adler believed that your birth order determines, to a large extent, your personality. He stated that your traits reflect, somehow, how you have achieved
Examine historical literature to the most current period to see the growth of romanticism and EXISTENTIALISM. any major developments
Bearing in mind that there may be several, choose a social, behavioral, or cultural factor associated with your selected domestic violence
Which of the following is a behavioral indicator related to Family? A) Developing school readiness and transition strategies B) Developing collaborative
Working in the yard, you feel unpleasantly hot and sweaty when you come in the house, so you take a shower and begin to feel better.
The purpose is to examine the psychological factors affecting how teenagers in an impoverished urban area spend their time outside of school using: