J.R. S.

Chemistry Organic Chemistry Functional Groups

08/06/17

Functional Groups

We are doing a capstone project for anesthesia in chemistry. We need to identify the functional groups in isoflurane and sevoflurane, and I am having the most difficult time identifying functional... more

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Chemistry College Chemistry

08/06/17

For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all species. For the reaction

Anybody willing to explain this to me? For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all species. For the reaction C2H6(g) + H2(g) <---->... more

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Organic Chemistry Chemistry Lab Chemistry Conversion

08/05/17

Percent yield/ Theoretical Yield

I was trying to figure out the limiting reagent of a reaction that I did in lab. The reaction is 1-phenyl ethanol that is oxidized to acetophenone using (5% aq. NaOCl (2.2 equiv)) and (HOAc (15M)).... more

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Chemistry

08/05/17

If the pressure of 1.50 L of hydrogen gas at 100 °C decreases from 0.500 atm to 0.115 atm, what is the final volume? Assume temperature remains constant.

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Chemistry

08/05/17

Why are the moles of acid= to the moles of base during the titration of a weak acid and strong base?

Weak acids only partially ionise, so only a small percentage of the acid actually reacts with the fully ionised base so wouldnt there actually be more acid than your calculations give? PLZ HELP... more

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Ap Chemistry

08/03/17

Example: A 2.00 gram piece of zinc is placed in 2.50 grams of aqueous silver nitrate. a) Write the balanced equation. b) Determine the limiting reagent. c) H

Example: A 2.00 gram piece of zinc is placed in 2.50 grams of aqueous silver nitrate. a) Write the balanced equation.b) Determine the limiting reagent.c) How many grams of silver will be formed?d)... more

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Chemistry College Chemistry

08/03/17

Without referring to a data table, rank the following compounds by standard molar entropy. HF(g), F2(g), Ne(g)

Hello, would anybody be able to help me out and explain how to work this problem? Without referring to a data table, rank the following compounds by standard molar entropy. HF(g), F2(g), Ne(g) more

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Ap Chemistry

08/03/17

How many grams of O2 can be prepared from the decomposition of 4.50 grams of potassium chlorate?

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Ap Chemistry

08/03/17

When solutions of potassium iodide and lead (II) nitrate are combined, the products are potassium nitrate and lead (II) iodide.

d. Write a balanced equation for this reaction, including (aq) and (s). e. Calculate the mass of precipitate produced when 50ml of .45M potassium iodide solution and 75ml of .55M lead (II)... more

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Ap Chemistry

08/03/17

A compound is found to contain 16.66 grams of carbon and 3.49 grams of hydrogen. a. Find the empirical formula. (C2H5) b. The molar mass is 87. Find

A compound is found to contain 16.66 grams of carbon and 3.49 grams of hydrogen. a. Find the empirical formula. (C2H5) b. The molar mass is 87. Find the molecular formula: (C6H15)

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Chemical Process Calculation

08/03/17

How many moles of sodium sulphate will contain 200 kg of na?

Chemical process calculation

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Ap Chemistry

08/02/17

Combustion of a 0.2000 gram sample of vitamin c (which contains c,h,and 0 Yield 0.2998 g of c02 and 0.0819 g of h20. calculate the empirical formula of vitamin

Combustion of a 0.2000 gram sample of vitamin c (which contains c,h,and 0 Yield 0.2998 g of c02 and 0.0819 g of h20. calculate the empirical formula of vitamin c ?

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Other

08/02/17

In a grocery store ,steak costs 3.85 per pound.if you buy a three pound steak and pay for it with 20 dollar bill ,how much change will you get?

How much change will you get from the change they gave you

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Math Help

08/02/17

If I had 10 pounds of oxiclean packs that each weighed 1.5 ounces, how many oxiclean packs would I have?

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Solve Word Problem

08/02/17

how many poundsof nuts selling at 12 a pound and rasins at 6 pr pound should a person use to cvombine to obtain 90 lbs of a trail mix for 8 dollars per pound

How many pounds of nuts selling for $12per lb and raisins selling for $6per lb should a person combine to obtain 90lb of a trail mix selling for $8per lb?

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Wifi Signal

08/01/17

If my wifi signal doesn't reach my room do u need an extender a booster or a repeatwr

My wifi signal doesn't reach from my living room to my bedroom I have moved the modem I have raised it higher. I'm not sure if I should try an extender a booster or a repeater

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Science

08/01/17

What makes DNA in genes

Contains DNA that make up the genes

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Medicine Dosages

08/01/17

if you have zithromax 600 mg tablets available to you how many grams of medication would be in 5 zithromax tablets

you have zithromax 600 mg tablets available to you how many grams of medication would be in 5 zithromax tablets

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Chemistry Bonds Formula

07/31/17

Draw the condensed structural formula, or skeletal formula if cyclic, for the aldehyde or ketone formed when each of the following alcohols is oxidized [O] (if

I have what looks like cyclobutane bonded to an OH by the top right corner.. I have no idea where to even start...

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Answers •1

Chemistry Covalent Bond

07/31/17

Is phosphoric acid ionic or covalent?

We are doing a project on household products, I chose phosphoric acid. There was a part that asked if it was covalent or ionic. Here is my answer: 3. It is a covalent compound because it is made... more

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Pre Algebra

07/31/17

Round 34.6737 to the nearest thousandth. A. 34.68 B. 34.674 C. 34.7 D. 34.673

Round 34.6737 to the nearest thousandth.A. 34.68 B. 34.674C. 34.7 D. 34.673

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Word Problem, Algebra, Math

07/31/17

Half Life Word Problem

A superhero is rendered powerless when exposed to 30 or more grams of a certain element. A 600 year old rock that originally contained 500 grams of this element was recently stolen from a rock... more

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Ap Chemistry

07/31/17

how many moles of co2 are in 10.0 grams of co2

how many moles of co2 are in 10.0 grams of co2how many moles of co2 are in 10.0 grams of co2

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Math

07/31/17

80% of n is 96. What is n?

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Chemistry

07/31/17

is most of an atom is empty space?

I need the answer to study for an exam. This answer will help me in the few questions I have left to study...!!!!

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Functional Groups

For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all species. For the reaction

Percent yield/ Theoretical Yield

If the pressure of 1.50 L of hydrogen gas at 100 °C decreases from 0.500 atm to 0.115 atm, what is the final volume? Assume temperature remains constant.

Why are the moles of acid= to the moles of base during the titration of a weak acid and strong base?

Example: A 2.00 gram piece of zinc is placed in 2.50 grams of aqueous silver nitrate. a) Write the balanced equation. b) Determine the limiting reagent. c) H

Without referring to a data table, rank the following compounds by standard molar entropy. HF(g), F2(g), Ne(g)

How many grams of O2 can be prepared from the decomposition of 4.50 grams of potassium chlorate?

When solutions of potassium iodide and lead (II) nitrate are combined, the products are potassium nitrate and lead (II) iodide.

A compound is found to contain 16.66 grams of carbon and 3.49 grams of hydrogen. a. Find the empirical formula. (C2H5) b. The molar mass is 87. Find

How many moles of sodium sulphate will contain 200 kg of na?

Combustion of a 0.2000 gram sample of vitamin c (which contains c,h,and 0 Yield 0.2998 g of c02 and 0.0819 g of h20. calculate the empirical formula of vitamin

In a grocery store ,steak costs 3.85 per pound.if you buy a three pound steak and pay for it with 20 dollar bill ,how much change will you get?

If I had 10 pounds of oxiclean packs that each weighed 1.5 ounces, how many oxiclean packs would I have?

how many poundsof nuts selling at 12 a pound and rasins at 6 pr pound should a person use to cvombine to obtain 90 lbs of a trail mix for 8 dollars per pound

If my wifi signal doesn't reach my room do u need an extender a booster or a repeatwr

What makes DNA in genes

if you have zithromax 600 mg tablets available to you how many grams of medication would be in 5 zithromax tablets

Draw the condensed structural formula, or skeletal formula if cyclic, for the aldehyde or ketone formed when each of the following alcohols is oxidized [O] (if

Is phosphoric acid ionic or covalent?

Round 34.6737 to the nearest thousandth. A. 34.68 B. 34.674 C. 34.7 D. 34.673

Half Life Word Problem

how many moles of co2 are in 10.0 grams of co2

80% of n is 96. What is n?

is most of an atom is empty space?

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