Chemistry

Ion-dipole forces discussion | Chemistry homework help

Discuss the reason why salt, when it dissolves the ions separate. Why does the water molecules cluster around each of them in hydration shells?  Explain how the shell of these are different ( Ion-dipole forces and hydrogen bonding occurs). Give an example of a slat that does this.  Must post (1) substantial initial post with […]

For each of the following acid-base reactions, calculate the mass (in

For each of the following acid-base reactions, calculate the mass (in grams) of each acid necessary to completely react with and neutralize 5.75g of the base.Part AHCl(aq)+NaOH(aq)→H2O(l)+NaCl(aq)Part B2HNO3(aq)+Ca(OH)2(aq)→2H2O(l)+Ca(NO3)2(aq)Part CH2SO4(aq)+2KOH(aq)→2H2O(l)+K2SO4(aq) 

Between shangri-la and xanadu there is a mountain of granite

Between Shangri-La and Xanadu there is a mountain of granite (density+1.60×10^2lb/ft^3). It is 1.00mi^3 in volume. Fate has decreed that a certaain family of birds send one of their flock once in every on hundred yeaers (1.00×10^2) to sharpen its beak by rubbing it on the mountain. In this process one-tenth of a milligram (1.00×10^-1mg) […]

Polychlorinated biphenyls (pcbs) are commonly used as cooling fluids

Polychlorinated biphenyls (PCBs) are commonly used as cooling fluids for electrical transformers.True False Question 2 Match the abbreviation for an environmental criterion with its media or receptor.A. Drinking water B. Sediment C. Soil ——————————————————————————–select A B C 1. MCL select A B C 2. PRG select A B C 3. PEC Question 3 Herbicides are […]

Chemistry infographic for thallium | Chemistry homework help

Hey I need someone to create me a info-graphic thats related to the periodic table of elements.  I need someone who knows chemistry very well and knows a lot about the perodic table ( to be specific the element thallium. I need to create a info-graphic that includes the information from the pdf below. You […]

Chemist test help read description before bidding

I have an online chemistry test friday at 9am – 10am us eastern time. It is General Chemisty 1 so the first chemistry class. We need to use screen sharing software (teamviewer) to do it. I will request that the “tutor” take a practice exam before the real exam to make sure he can do […]

Gene therapy | Chemistry homework help

1) topic : Gene Therapy 2) Project is done on an individual basis. 3) Project is 3-4 pages long double spaced with introduction, discussion, conclusions, and references.  Writing Requirements (APA format) Length: 3-4 pages (not including title page or references page) 1-inch margins Double spaced 12-point Times New Roman font Title page References page

I'm looking at the barometer in my lab as I type this question. It says the pressure is 760 torr. What is this pressure expressed in mm Hg?

I’m looking at the barometer in my lab as I type this question. It says the pressure is 760 torr. What is this pressure expressed in mm Hg?

Please help me in my lab report for my organic chemistry lab

 I provided the guildline and some informtaion as well with a sample  of how the report should look like.  please follow it carefully and its 1-3 pages without th ecover page.    NOTE: the sample that I download it has been uploded in weird format, so plz look at the guidline to make sure. 

Write a research paper about one element from the periodic table of

Write a research paper about one element from the periodic table of the elements. Select an element that you find interesting and tell the story of that element. In doing so, explain how the element relates to the elements around it in the periodic table and why the element is in that particular location on […]

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