1,698 Answered Questions for the topic biochemistry

Biochemistry Science Chemistry Physics

05/06/21

Practice worksheet

Copper I iodide , Cul , is not stable enough to last long in storage , so it is generally made just prior to use . In can be prepared from copper sulphate and hydriodic acid by the following... more
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05/06/21

Practice #6 Gram to gram Ratio Stoichiometry
Copper I iodide , Cul , is not stable enough to last long in storage , so it is generally made just prior to use . In can be prepared from copper sulphate and hydriodic acid by the following... more
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05/05/21

GRAM to gram mole ratio stoichemetry pratice #6 worksheet
GRAM TO GRAM MOLE RATIO STOICHMETRYCopper I iodide , Cul , is not stable enough to last long in storage , so it is generally made just prior to use . In can be prepared from copper sulphate and... more
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05/05/21

HELP Chemistry. energy required to heat
At 1 atm, how much energy is required to heat 53.0 g H2O(s) at −22.0 ∘C to H2O(g) at 119.0 ∘C? In KJ.
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05/05/21

Vapor pressure of a certain liquid
A certain liquid has a vapor pressure of 92.0 Torr at 23.0 ∘C and 206.0 Torr at 45.0 ∘C.a. Calculate the value of delta H vap for this liquid.b. Calculate the normal boiling point of this liquid.
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Biochemistry Science Biology Chemistry

05/04/21

My goodness I have been needing help with my chemistry homework for many days and I was told that wyzant tutors can help. Please help me correctly as soon as possible please

Sodium chlorate decomposes into sodium chloride and oxygen gas as seen in the equation below. 2NaClO3­ --> 2NaCl +3O2 How many moles of NaCl were produced by 7 moles of NaClO3­? Round your... more
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Biochemistry Science Biology Chemistry

05/04/21

I have been ignored and helped incorrectly by tutors please would someone kindly help me with my chemistry homework

1.) 2 NH3 + 3 CuO g 3 Cu + N2 + 3 H2OIn the above equation how many moles of N2 can be made when 13 moles of CuO are consumed? 2.) Sodium chlorate decomposes into sodium chloride and oxygen gas as... more
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Biochemistry Science Biology Chemistry

05/04/21

Please understand that no one has helped me and I need help with my chemistry homework please help me please respond
1.) S   + 6 HNO3 --> H2SO4 + 6 NO2 + 2 H2OIn the above equation how many moles of H2SO4 can be made when 56 moles of HNO3 are consumed?2.) S   + 6 HNO3 --> H2SO4 + 6 NO2 + 2 H2OIn the above... more
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Biochemistry Science Biology Chemistry

05/04/21

Many tutors have helped me with this question in chemistry homework incorrectly please someone respond and help me as soon as possible please

1.) 3 Cu + 8HNO3 --> 3 Cu(NO3)2   + 2 NO + 4 H2OIn the above equation how many moles of water can be made when 25 moles of HNO3 are consumed?2.) Sodium chlorate decomposes into sodium chloride... more
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Biochemistry Science Biology Chemistry

05/04/21

So no one has helped me with my chemistry homework at all and I really need it so please someone respond and help me as soon as possible

1.) 3 Cu + 8HNO3 g 3 Cu(NO3)2   + 2 NO + 4 H2OIn the above equation how many moles of NO can be made when 58 moles of HNO3 are consumed? 2.) 2 NH3 + 3 CuO g 3 Cu + N2 + 3 H2OIn the above equation... more
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Biochemistry Chemistry

05/04/21

Explain why the systematic name of Glutathione is gamma-glutamyl-L-cysteinylglycine
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Biochemistry Science Biology Chemistry

05/03/21

Hello I have been needed help for days with my chemistry homework. Would someone kindly help me as soon as possible please

Sodium chlorate decomposes into sodium chloride and oxygen gas as seen in the equation below.  ­­2NaClO3­ --> 2NaCl +3O2 How many moles of NaCl were produced by 7 moles of NaClO3­? Round your... more
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Expert Answers •1
Biochemistry Science Biology Chemistry

05/03/21

I am in desperate need of help with my chemistry homework as soon as possible please because I have been ignored by many tutors for hours
1.) 2 NH3 + 3 CuO g 3 Cu + N2 + 3 H2OIn the above equation how many moles of N2 can be made when 13 moles of CuO are consumed? 2.) Sodium chlorate decomposes into sodium chloride and oxygen gas as... more
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Expert Answers •1
Biochemistry Science Biology Chemistry

05/03/21

Hi so um I need help with my homework and I have needed help for many hours please someone respond and help me as soon as possible

1.) S   + 6 HNO3 --> H2SO4 + 6 NO2 + 2 H2OIn the above equation how many moles of H2SO4 can be made when 56 moles of HNO3 are consumed?2.) S   + 6 HNO3 --> H2SO4 + 6 NO2 + 2 H2OIn the above... more
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Biochemistry Science Biology Chemistry

05/03/21

I need so much help with my chemistry homework because I have been stuck for days please help me as soon as possible please

1.) 3 Cu + 8HNO3 --> 3 Cu(NO3)2   + 2 NO + 4 H2OIn the above equation how many moles of water can be made when 25 moles of HNO3 are consumed?2.) Sodium chlorate decomposes into sodium chloride... more
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Expert Answers •1
Biochemistry Science Biology Chemistry

05/03/21

Hello so no tutor has helped me and I am in desperate need of help with my chemistry homework as soon as possible please

1.) 3 Cu + 8HNO3 g 3 Cu(NO3)2   + 2 NO + 4 H2OIn the above equation how many moles of NO can be made when 58 moles of HNO3 are consumed? 2.) 2 NH3 + 3 CuO g 3 Cu + N2 + 3 H2OIn the above equation... more
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05/03/21

Hola please understand that I have needed help with my homework for weeks please someone actually respond and help me

1.) For the reaction C + 2H2 → CH4, how many grams of hydrogen are required to produce 17 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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05/03/21

Good Explanation needed!
first i know its a cube what i did to solve this question is did... 4.5x4.5x4.5 = 91.125 correct if not please explain what i did wrong
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Biochemistry Math Calculus Geometry

05/03/21

I dont understand ! need help

Clearly i am doing something wrong after multiplying the numbers together i got 8,064 what did i do wrong
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Biochemistry Math Algebra 1 Algebra 2

05/03/21

Good Explanation Needed !

Please check my formaula and tell me if this is correct if NOT please explan what i did wrong with gooid explanation please and Thank you.25x(24+48)/2+ 900 right ?
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Biochemistry Math Algebra 1 Algebra 2

05/03/21

needing good explanation on what to do. HELP NEEDED ( i don't understand )
needing good explanation on what to do. HELP NEEDED ( i don't understand )after attempting to solve this on my own I believe my answer is 8.5 inches am i right ? IF IM WRONG PLEASE EXPLAN TO ME... more
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Biochemistry Math Algebra 1 Algebra 2

05/03/21

need help ! good explanation how to solve it !
Find the AREA of the TRAPEZOID below: *is this correct 2x(2+4)/4 which the kanswer will be 6 right ?
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05/03/21

Vapor pressure of a certain substance
A certain substance has a heat of vaporization of 33.31 kJ/mol. At what Kelvin temperature will the vapor pressure be 4.50 times higher than it was at 291 K?
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05/03/21

All tutors have completely ignored me please correctly help me with chemistry homework as soon as possible please

S   + 6 HNO3 → H2SO4 + 6 NO2 + 2 H2OIn the above equation, how many grams of water can be made when 4.4 moles of HNO3 are consumed?Round your answer to the nearest tenth. If you answer is a whole... more
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05/03/21

hello please respond I desperately need help with my chemistry homework as soon as possible please

1.) For the reaction C + 2H2 → CH4, how many grams of hydrogen are required to produce 17 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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