2,220 Answered Questions for the topic organic chemistry

Organic Chemistry Chemistry

03/28/21

Acitic acid formula
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Organic Chemistry Math Biology Chemistry

03/28/21

Determine the concentration of the acid
The flask contains 25mL of an unknown diprotic acid aqueous solution that reacts in a 1:2 stochiometric ratio with NaOH. Tritrate the solution with NaOH to determine the concentration of the acid.
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Organic Chemistry Chemistry Chem

03/27/21

When 3.87 g of a nonelectrolyte solute is dissolved in water to make 235 mL of solution at 28 °C, the solution exerts an osmotic pressure of 857 torr.
What is the molar concentration of the solution?How many moles of solute are in the solution?What is the molar mass of the solute?
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Organic Chemistry

03/25/21

Given the balanced equation, How many grams of water can be produced with 160.00g of oxygen O2 + 2H2 → 2H2O
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Organic Chemistry

03/25/21

Given the balanced equation, How many grams of water can be produced with 160.00g of oxygen O2 + 2H2 → 2H2O
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Organic Chemistry Science Chemistry Actuarial Science

03/25/21

I need so much help with my chemistry homework very soon please por favor
1.) For the reaction C + 2H2 → CH4, how many grams of hydrogen are required to produce 1.6 moles of methane, CH4?Round your answer to the nearest tenth. If you answer is a whole number like 4,... more
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Organic Chemistry Science Chemistry Biochemistry

03/25/21

Hello I am new to wyzant and I have desperately needed help with my chemistry homework. Please help me very quickly please

1.) 2 NH3 + 3 CuO → 3 Cu + N2 + 3 H2OIn the above equation, how many grams of N2 can be made when 11.8 moles of CuO are consumed?Round your answer to the nearest tenth. If you answer is a whole... more
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Organic Chemistry Science Chemistry Biochemistry

03/25/21

Hi please someone respond and help me with my chemistry please homework as soon as possible w
1.) 2 NH3 + 3 CuO → 3 Cu + N2 + 3 H2OIn the above equation, how many grams of N2 can be made when 11.8 moles of CuO are consumed?Round your answer to the nearest tenth. If you answer is a whole... more
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Organic Chemistry Science Chemistry Act Science

03/25/21

Help me please please someone as soon as possible please

1.) 3 Cu + 8HNO3 → 3 Cu(NO3)2  + 2 NO + 4 H2OIn the above equation, how many grams of water can be made when 4.3 moles of HNO3 are consumed?Round your answer to the nearest tenth. If you answer is... more
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Organic Chemistry Science Chemistry Act Science

03/25/21

Please someone please just help me very quickly please look at my chemistry homework question

1.) 3 Cu + 8HNO3 → 3 Cu(NO3)2  + 2 NO + 4 H2OIn the above equation, how many grams of water can be made when 4.3 moles of HNO3 are consumed?Round your answer to the nearest tenth. If you answer is... more
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Organic Chemistry Science Chemistry Computer Science

03/25/21

Hello please help me with my chemistry please someone respond please
1.) 3 Cu + 8HNO3 → 3 Cu(NO3)2  + 2 NO + 4 H2OIn the above equation, how many grams of water can be made when 4.3 moles of HNO3 are consumed?Round your answer to the nearest tenth. If you answer is... more
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Organic Chemistry Science Biology Chemistry

03/25/21

Hola I need so much help with my chemistry homework please can someone actually help me as soon as possible please

1.) 3 Cu + 8HNO3 → 3 Cu(NO3)2  + 2 NO + 4 H2OIn the above equation, how many grams of water can be made when 4.3 moles of HNO3 are consumed?Round your answer to the nearest tenth. If you answer is... more
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Organic Chemistry Science Chemistry Actuarial Science

03/25/21

Hi um I am in desperate need of assistance with my chemistry homework as soon as possible please please thank you

1.) 3 Cu + 8HNO3 → 3 Cu(NO3)2  + 2 NO + 4 H2OIn the above equation, how many grams of water can be made when 4.3 moles of HNO3 are consumed?Round your answer to the nearest tenth. If you answer is... more
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Organic Chemistry Science Chemistry Actuarial Science

03/25/21

Hello I am need to wyzant and I have been stuck for many many long hours please actually help
1.) 3 Cu + 8HNO3 → 3 Cu(NO3)2  + 2 NO + 4 H2OIn the above equation, how many grams of water can be made when 4.3 moles of HNO3 are consumed?Round your answer to the nearest tenth. If you answer is... more
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Organic Chemistry Chemistry Biochemistry

03/24/21

What is the concentration of a solution of Ca(OH)2 for which the pH is 11.68?
is my answer of 2.39x10^-3M correct?
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Organic Chemistry Chemistry

03/22/21

How to find concentration with initial concentration and moles consumed?

Plot on to graph moles of S2O8 vs time to achieve M/s.The initial concentration of S2O8: 0.05M (added is 2.5mL of 0.200M, but it was diluted so 0.200 x 2.5/10mL = 0.05M). Below is the time (s) and... more
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Organic Chemistry Chemistry

03/22/21

Lewis formulas and pKa
Ethane has a pKa of approx. 50, while acetonitrile (CH3CN) has a pKa of approx. 25. Please provide details(Also supported by Lewis formulas) an explanation of why this significantdifference!
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Organic Chemistry Chemistry Biochemistry

03/22/21

Chemistry: Weak Base Calculations
The pOH of an aqueous solution of 0.337 M diethylamine (a weak base with the formula (C2H5)2NH) is _____.
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Organic Chemistry Chemistry Biochemistry

03/22/21

Chemistry: Ka Weak Acid Calculations
The hydroxide ion concentration of an aqueous solution of 0.337 M hydrocyanic acid is ________ 
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Organic Chemistry Chemistry Biochemistry

03/20/21

Chemistry: Ka Calculate from pH
In the laboratory, a general chemistry student measured the pH of a 0.337 M aqueous solution of benzoic acid, C6H5COOH to be 2.324.Use the information she obtained to determine the Ka for this... more
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Organic Chemistry Chemistry Biochemistry

03/20/21

Chemistry: Ka Calculate from pH
In the laboratory, a general chemistry student measured the pH of a 0.337 M aqueous solution of benzoic acid, C6H5COOH to be 2.324.Use the information she obtained to determine the Ka for this... more
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Organic Chemistry Chemistry Biochemistry

03/17/21

Chemistry: Stoichometry

Construct a BCA table based on the reaction below if 0.210 moles of C3H8 are combined with0.900 moles of O2.C3H8(g) + 5 O2(g) → 3 CO2(g) + 4 H2O(g)Calculate the mass of CO2 gas that should... more
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Organic Chemistry Chemistry

03/16/21

how many grams of oxygen gas was required for the reaction to occur?
The combustion of propane gas is used to fuel barbecue grills. If 57.3 grams of water vapor were produced from a grilling session, how many grams of oxygen gas was required for the reaction to... more
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Organic Chemistry Math Science Chemistry

03/13/21

SOS! Please help with rate law problem!
Step 1 : A + B → C + E (slow) Step 2 : B + E → D (fast)Predict the rate law if step 1 is slow.
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Organic Chemistry Chemistry

03/13/21

A 7.68 g sample of a compound contains 2.45 g of potassium, K, 2.22 g of chlorine, Cl, and oxygen, O. Calculate the empirical formula. Insert subscripts as needed.

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