User Account

All Pages

What is wrong or ambiguous about these descriptions

Assignment Help Chemistry
Reference no: EM131661124

1. A copper atom has a radius of 135 pm. If you place copper atoms side by side, how many atoms would it take for the line of atoms to be 1.00 mm across?

2. What is wrong or ambiguous about these descriptions?

a. a calcium chloride molecule

b. 16.00 moles of oxygen

Reference no: EM131661124

Questions Cloud

How many times do they cycle through the stages of sleep : If a person sleeps for 8 hours in one night, about how many times do they cycle through the stages of sleep?
Explain useful in helping determine clinical significance : Discuss why confidence intervals are useful in helping determine clinical significance
What are the millimoles of naoh to endpoint of titration : If the mass of acetic acid taken for titration is 29.28 g, and the net volume of NaOH is 11.98 mL(initial: 5.5 mL, final: 17.49), what are the millimoles of NaO
Reason for determining the date of a worker injury : The board designated April 23, 2002, as the date of Tull's injury. What is the reason for determining the date of a worker's injury?
What is wrong or ambiguous about these descriptions : 1. A copper atom has a radius of 135 pm. If you place copper atoms side by side, how many atoms would it take for the line of atoms to be 1.00 mm across?
What should you do with the excess : Your lab partner has taken too much of one of the reactants in your experiment.
Review problem based on the unemployment insurance : Unemployment Insurance. Mary Garas, a chemist, sought work in Missouri through Kelly Services, Inc. Kelly is a staffing agency that places individuals in jobs.
Finding the freezing point of cyclohexane : Based on the numbers gathered from the lab in finding the freezing point of cyclohexane and given the percentages of c and h.
Determine the concentration of an erioglucine : Determine the concentration of an erioglucine (aq) sample that has an absorbance of 0.217.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the vapor pressure of pure water

Determine the vapor pressure lowering, at 27 Celsius, of a solution of 75.0 grams of sucrose, C12H22O11, dissolved in 180 grams of water. the vapor pressure of pure water at 27 celsius is 26.7 torr. assume the solution is ideal.

  Explain what is the partial pressure of carbon dioxide gas

An atmoshperic sample contains nitrogen at 599 torr, oxygen at 154 torr, argon at 6 torr, and carbon dioxide. Assuming standard pressure, what is the partial pressure of carbon dioxide gas

  Explain contains the enzyme catalase

The reaction H2O2 --> H2O + O2 could be catalyzed by either MnO2 or beef liver, which contains the enzyme catalase. In either case, the catalyst

  An acetylene tank for oxyacelylene welding will provide

question an acetylene tank for oxyacelylene welding will provide 9340 liters of acetylene gas c2h2 at stp. how many

  Determine the ph of a 0.0034 m hno3 solution.

Determine the pH of a 0.0034 M HNO3 solution. I don't know what to do. My teacher is out and our student teacher is not teaching as well as he should be.

  Explain pressurized container to produce solid lithium oxide

Lithium will react with oxygen in a pressurized container to produce solid lithium oxide at 25°C. If 0.125 g Li(s) is placed in a 0.450 L container filled with oxygen at 1.85 atm, determine the final pressure inside the container

  How many moles of he are present

a cylinder of He gas has a volume of 25.0L at 22 degrees C and 5.6atm. How many moles of He are in such a cylinder?

  Explain what current is required to depostit on the cathode

What current is required to depostit, on the cathode, 5.00 g of gold/hr from a solution containing a salt of gold(III)

  How many grams of ammonia are formed

When 79.272 cg of nitrogen gas is reacted with 79.272 cg of hydrogen gas, how many grams of ammonia are formed?

  Explain exactly how you will prepare calcium solutions

Describe exactly how you will prepare 100mL each of five standard calcium solutions between 5 ppm and 250 ppm. you will be given a 1000 ppm stock calcium solution.

  Explain a four-carbon chain with two methyl groups

Given a four-carbon chain with two methyl groups and an NH2 group on the fourth carbon and a C=O double bond and an H on the first carbon. It asks me to draw the product of the reaction of this molecule with H3O+ (cat.) and Delta toluene.

  Your friend decides to decrease cooking time for spaghetti

your friend decides to decrease cooking time for spaghetti noodles by adding table salt to 2.0 l water. how much table

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