User Account

All Pages

Explain what was the initial concentration

Assignment Help Chemistry
Reference no: EM13333666

Given the formula M1V1=M2V2 1.)What is the final volume in milliliters when 0.850L of a 21.5M solution is diluted to 14.5M ? 2.) A 856mL \rm NaCl solution is diluted to a volume of 1.02L and a concentration of 6.00\it M . What was the initial concentration?

Reference no: EM13333666

Questions Cloud

What is the resistance of the patients chest : A 200?F defibrillator capacitor is charged to 1500 V.When fired through a patient's chest, it loses 95% of its charge in 40 ms
Explain the carbon atoms of the double bond : Cis/trans isometry is graded -it may help to draw hydrogen atoms associated with the carbon atoms of the double bond
How much additional interest will you receive : Bank North advertises, “We pay 6.5%, compounded daily.” Bank South advertises, “We pay 6.5%, compounded continuously.” If you deposit $10,000 with Bank South for one year, how much additional interest will you receive?
What voltage does the bird feel : A bird stands on an electric transmission line carrying 3100 A. of current. The line has 4.0E-05 ohm resistance per meter, What voltage does the bird feel
Explain what was the initial concentration : Given the formula M1V1=M2V2 1.)What is the final volume in milliliters when 0.850L of a 21.5M solution is diluted to 14.5M ? 2.) A 856mL \rm NaCl solution is diluted to a volume of 1.02L and a concentration of 6.00\it M . What was the initial conc..
How many electrons leave each battery per minute : Two 1.8 V. batteries are connected together in series to a bulb whose resistance is 50 ohms. How many electrons leave each battery per minute
Which country has an absolute advantage of producint wheat : Labor hours required to produce one unit of cloth in the united kingdom is 6. The labor hours required to produce one unit of cloth in the united states is 5. Which country has an absolute advantage of producint wheat? In producing cloth?
How much charge passes through the battery : A service station charges a battery using a current of 6.7 A. for 3.0 hr. How much charge passes through the battery
What is the weight of the motor : Two people carry a heavy electric motor by placing it on a light board 2.05m long. One person lifts at one end with a force of 405N , What is the weight of the motor

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the final temperature to heat the water

Calculate the final temperature for 225 g of water, which starts at 20 degree Celcius , after 0.75 grams of biodiesel have to be burned to heat the water

  How many moles of phosphorus

In the formula for sodium phosphate (Na3PO4) how many moles of sodium are represented? How many moles of phosphorus? how many moles of oxygen?

  Define what is the partial pressure of oxygen in the mixture

A gaseous mixture of O2 and N2 contains 40.8% nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 405mmhg

  State solids generally expand as the temperature increases

Solids generally expand as the temperature increases. Such an expansion results from an increase in the bond length between adjacent atoms as the vibrational amplitude increases.

  Explain want the molarity of the cl

solution should you use if you want the molarity of the Cl- (aq) ions in the solution to be 0.100 M?

  Estimate the bond length of the hbr bond in picometers

The dipole moment (mu) of HBr (a polar covalent molecule) is 0.82 D (debye), and its percent ionic character is 12.1%. Estimate the bond length of the HBr bond in picometers.

  Estimate liekly final temperature after reaching equilibrium

Assume the total heat capacity of the air C air=30 J/K. Describe what's the likely ice will ne after the system reaches equilibrium. b) Estimate theliekly final temperature after reaching equilibrium

  Compute the work done in joules by the reaction

Calculate the work done in joules by the reaction when 0.21 g of Na reacts with water to form hydrogen gas at 1°C and 3.0 atm in an open container.

  Why the ph of the solution is slowly increased

Calculate the number of 5.70m NaOH must be added to 666 ml of a buffer that contains .0205m C2H4O2 and .0260m C2H3NaO2 to increase the ph to 5.75.

  Determine the mass of lithium hydroxide producecd

Determine the mass of lithium hydroxide producecd when 0.38 g of lithium nitride reacts with water according to the follow equation: Li3N + 3H2O equals NH3 + 3LiOH

  Explain what fraction of the mixture is ice

The molar enthalpy of fusion of ice at 0 Celcius is 6.02 kJ/mol; the molar heat capacity of supercooled water is 75.3 J/(mol-K). (a) One mole of supercooled water at -10 Celcius is induced to crystallize in a heat-insulated vessel.

  Explain the values of the standard reduction potentials

Based on the values of the standard reduction potentials, predict what happens when adding and write the relevant equations. copper to a 1 M solution of nitric acid zinc to a 1 M solution copper to a 1 M solution of hydrochloric acid zinc to a 1 M..

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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