Number of results: 11,287
Chemistry
What preperation produces a 2.0 Mole solution of C6H12O6? a) 90.0 grams of C6H12O6 dissolved in 500.0 mL of solution b) 180.0 grams of C6H12O6 dissolved in 1000mL of solution c) 90 Grams of C6H12O6 dissolved in 1000mL of solution D) 180.0 Grams of C6H12O6 dissolved in 500.0mL ...
Wednesday, December 19, 2012 at 11:23pm by D
Chemistry
The average human requires 120.0 grams of glucose (C6H12O6) per day. How many grams of CO2 ( in the photosynthesis reaction) are required for this amount of glucose? The photosynthetic reaction is: 6 CO2 + 6 H2O = C6H12O6 + 6 O2
Wednesday, January 19, 2011 at 9:19pm by Artie
Chemistry: Stoichiometry
first we write the combustion reaction: C6H12O6 + O2 -> H2O + CO2 then we balance it: C6H12O6 + 6O2 -> 6H2O + 6CO2 since mass of glucose is given, we get its molecular weight,, from the periodic table mass of each element in glucose is H = 1 , C = 12 , O = 16 6*...
Thursday, April 14, 2011 at 9:14pm by Jai
Chemistry: Stoichiometry
*i'll just repost my answer~ :) first we write the combustion reaction: C6H12O6 + O2 -> H2O + CO2 then we balance it: C6H12O6 + 6O2 -> 6H2O + 6CO2 since mass of glucose is given, we get its molecular weight,, from the periodic table mass of each element in ...
Thursday, April 14, 2011 at 9:14pm by Jai
chemistry
Which of the following would have the lowest vapor pressure? A. 0.8 m C6H12O6 B. 0.10 m C6H12O6 C. 0.05 m C6H12O6 D. 0.15 m C6H12O6 I think it is D... is that correct? Which of the following would have the lowest boiling point? A. 0.8 m C6H12O6 B. 0.10 m C6H12O6 C. 0.05 m ...
Thursday, November 12, 2009 at 4:02pm by Christina
College Chemistry
Animals break down glucose (C6H12O6) as a source of energy according to the following overall reaction. C6H12O6(aq) + 6O2(g) ¨ 6CO2(g) + 6H2O(l) What mass in grams of CO2(g) is produced from the reaction of 15.0 g of glucose?
Monday, March 26, 2012 at 9:21pm by Lisa
Chemistry
The hydrolysis of sucrose (C12H22O11) produces fructose and glucose (each C6H12O6). Two mechanisms are proposed: I) Step 1: C12H22O11 --> C6H12O6 + C6H10O5 (slow) Step 2: C6H10O5 + H2O--> C6H12O6 (fast) II) C12H22O11 + H2O--> C6H12O6 + C6H12O6 Would these ...
Thursday, April 1, 2010 at 5:18pm by Val
chemistry
A solution is made by dissolving 21.5 grams of glucose (C6H12O6) in 255 grams of water. What is the freezing-point depression of the solvent if the freezing point constant is -1.86 °C/m?
Sunday, September 25, 2011 at 6:17pm by ryan
Chemistry
A solution is made by dissolving 10.20 grams of glucose (C6H12O6) in 355 grams of water. What is the freezing-point depression of the solvent if the freezing point constant is -1.86 °C/m?
Friday, January 14, 2011 at 4:24pm by Maria
chemistry
Your teacher is talking about the conversion factor to convert moles C6H12O6 to moles C. That is how you isolate C from the whole molecule. There are 6.02 x 10^23 molecules (particles) of C6H12O6 in a mole of anything (in this case a mole of C6H12O6). So how many molecules are...
Friday, July 10, 2009 at 12:43pm by DrBob222
chem
How many moles of glucose (C6H12O6) are in 1.6 liters of a 0.75 M C6H12O6 solution?
Tuesday, January 17, 2012 at 5:10pm by bryan
Chemisty
How many grams of c6h12o6 are needed to form 7.50g of c2h5oh
Saturday, March 3, 2012 at 3:15pm by Winnie
CHEMISTRY
How many grams are there in 2 moles of each of the following? A)Xe2 B)C6H12O6 C)CH3COOMg
Sunday, February 13, 2011 at 9:04am by twynna
chemistry
How many grams are there in 2 moles of each of the following? A)Xe2 B)C6H12O6 C)CH3COOMg
Tuesday, February 8, 2011 at 2:56pm by twynna
chemistry
How do you balance this equation? C6H12O6 + O2 --> H2O + CO2 Thanks! C6H12O6+6O2=6H2O+6CO2 (that should be right!) C6H12O6 + 6O2 --> 6H2O + 6CO2 Thank you! Thank you too!
Saturday, February 24, 2007 at 10:35pm by Lydia
Chemistry
OK, your totals for the atoms are 55.85+3*35.45=162.2 grams per mole. You have 3.45 moles, so you multiply the grams/mole by that. It is 559grams. Practice this here for a few minutes. http://www.convertunits.com/from/grams/to/moles Do it for FeCl2, and C6H12O6
Tuesday, June 2, 2009 at 6:31pm by bobpursley
chemistry
given C12H22O11+H2O----C6H12O6+C6H12O6 heat combustion0f 2826.7kj/mol what is the standard enthalpy
Tuesday, April 19, 2011 at 8:35pm by yr
chemistry
given C12H22O11+H2O----C6H12O6+C6H12O6 heat combustion0f 5646.7kj/mol what is the standard enthalpy
Tuesday, April 19, 2011 at 8:22pm by yr
chemistry
A solution is made by dissolving 15.5 grams of glucose (C6H12O6) in 245 grams of water. What is the freezing-point depression of the solvent if the freezing point constant is -1.86 °C/m? Show all of the work needed to solve this problem.
Saturday, April 6, 2013 at 9:06am by MadiB PLEASE HELP :(
chemistry
A solution is made by dissolving 15.5 grams of glucose (C6H12O6) in 245 grams of water. What is the freezing-point depression of the solvent if the freezing point constant is -1.86 °C/m? Show all of the work needed to solve this problem.
Saturday, April 6, 2013 at 8:46am by MadiB PLEASE HELP :(
chemistry
A solution is made by dissolving 10.20 grams of glucose (C6H12O6) in 355 grams of water. What is the freezing-point depression of the solvent if the freezing point constant is -1.86 °C/m? Show all of the work needed to solve this problem.
Friday, March 29, 2013 at 7:27pm by kat
Chemistry
How many moles of glucose , C6H12O6, can be "burned" biologically when 10.0 mol of oxygen is available. C6H12O6(s) + 602(g)---6CO2(g) + 6H2O(l)
Sunday, December 9, 2012 at 8:05am by Chan
chemistry
given C12H22O11+H2O----C6H12O6+C6H12O6 heat combustion 0f 2815.8 kj/mol what is the standard enthalpy
Tuesday, April 19, 2011 at 8:36pm by yr
chem1 WORD PROBLEM!!
6. how many grams are in 4 moles of Be (OH)3? 7.How many atoms are in 4 moles of C6H12O6? 8.how many moles are in 12.04x10 23 to the power molecules of hamburgers? 9. how many molecules are in grams of Helium gas (He2)? hint:convert then moles then moecules
Thursday, December 6, 2012 at 6:51pm by tyneisha
chemistry
how many grams of glucose C6H12O6 would you need to make 250 mL of 1.0 M solution?
Thursday, April 28, 2011 at 4:36pm by amber
Chemistry
How many grams of C6H12O6 must be added to 0.750 kg of water to make a 1.25 m solution?
Wednesday, March 20, 2013 at 1:56am by Samantha
Chemistry
Calculate the number of grams necessary of C6H12O6 to make 1.00 ml of 0.025 M glucose.
Friday, September 14, 2012 at 3:32am by Anonymous
Chemistry
23.7 grams of glucose(C6H12O6) are added to water to give a 246 ml of solution. what is the Molarity
Tuesday, May 31, 2011 at 11:35pm by Jackie
CHEMISTRY
HOW MANY MOLECULES OF CARBO DIOXIDE CO2 WILL BE PRODUCED WHEN 75 GRAMS OF GLUCOSE C6H12O6 ARE COMPLETELY OXIDIZED
Thursday, May 12, 2011 at 4:10pm by RT
chemistry
molar mass C6H12O6 is ok. The first error is to convert grams to mols you DIVIDE. mols = grams/molar mass. The remainder of the procedure looks ok at first glance. Let me know if you don't get the right answer.
Monday, January 5, 2009 at 7:16pm by DrBob222
chemistry
What mass in grams of dextrose (C6H12O6) will be required to produce 6.00 L of a 0.15M aqueous solution? Question 5 answers
Friday, December 2, 2011 at 1:12am by Seep
chem
How many moles of C6H12O6 are formed when 0.250 mole of CO2 is consumed in the reaction 6 CO2 + 6 H2O C6H12O6 + 6 O2?
Wednesday, June 20, 2012 at 1:54pm by joe
Chemistry
mass-mass conversions and mass-mole conversions: what is the difference and how do you do each? mass is converted to mols by mols = grams/molar mass. mass of one chemical is converted to mass of another chemical by using the coefficients in the balanced chemical equation. For ...
Thursday, January 18, 2007 at 10:47pm by Briana
science
There are three element in C6H12O6. They are C (for carbon), H(for hydrogen), and O(for oxygen). I used the formula and the symbols to know what is in the formula. There are (6+12+6) = 24 total atoms in C6H12O6.
Thursday, February 21, 2013 at 1:28pm by DrBob222
Chemistry
Calculate the mass of a mole of glucose, C6H12O6, in grams. Would I just find the GFM, which comes out to 180.0g?
Monday, October 12, 2009 at 10:01pm by Anonymous
Chemistry
Which substance is a conductor of electricity ? (1)NaCl(s) (2)NaCl (l) (3)C6H12O6(s) (4) C6H12O6 (l) thanks for any help !
Thursday, December 2, 2010 at 5:18pm by Anonymous
chem
Okay, looking at the reaction that you provided, 1 mole of C6H12O6=2 moles of C2H5OH You placed one mole of C6H12O6 in the vat. Your reaction tells you that you will get 2 moles of C2H5OH for every 1 mole of C6H12O6. C6H12O6 ----> 2C2H5OH+2CO2 We know that 1 mole of a ...
Thursday, March 14, 2013 at 3:40pm by Devron
chem
Consider the fermentation reaction of glucose: C6H12O6 ----) 2C2H5OH+2CO2 A 1.00-mol sample of C6H12O6 was placed in a vat with excess yeast. If 35.1 g of C2H5OH was obtained, what was the percent yield of C2H5OH?
Thursday, March 14, 2013 at 3:40pm by shane
chemistry
if C6H12O6 -> 2 C2H5OH + 2 CO2 represents the fermentation of sugar to produce alcohol, and the reaction is only 40.0% efficient (% yield), what is the actual yield of alcohol from 454 g of C6H12O6
Tuesday, November 30, 2010 at 4:11pm by lianne
chemistry
what is the equation for C6H12O6+NaOH+Cu(OH)2 C6H12O6+AgNO3+NH4OH AgNO3+NH4OH+ galactose when heated
Saturday, October 16, 2010 at 12:39pm by flans
Chemisty
THINK IT"S Molar mass C2H5OH = 46 g / mol 7.50 g / 46 = 0.163 moles the ratio between C6H12O6 and C2H5OH is 1 : 2 1 : 2 = x : 0.163 x = 0.0815 moles of C6H12O6 needed molar mass C6H12O6 = 180 g/mol 180 x 0.0815 = 14.7 g
Saturday, March 3, 2012 at 3:15pm by MIKE
chemistry
The fermentation of sugar (C6H12O6) to form ethanol (C2H5OH) and carbon dioxide (CO2) occurs according to the following equation: C6H12O6(aq) ¡ú 2 C2H5OH(aq) + 2 CO2(g) kJ mol¨C1 ¦¤Hf (C6H12O6(s)) is ¨C1275 ¦¤Hf (C2H5OH(l)) is &...
Wednesday, November 3, 2010 at 6:12am by mailyn
Chemistry
The equation for respiration reaction is given by: C6H12O6 + 6O2 ------> 6CO2 + 6H2O + Energy Calculate the amount of water formed from oxidizing 18.0 grams of glucose in the presence of excess oxygen.
Sunday, March 9, 2008 at 9:06pm by Allie
science
what will be the law of conversion of a) 65 grams 70 grams b) magnesium + oxygen = magnesium oxide 45 grams ? grams 80 grams c) sodium hydroxide + hydrochoride acid 40 grams 36.5 grams sodium chloride + water ? grams 18 grams
Saturday, August 4, 2012 at 12:35pm by Magaly
chem
write a balanced equation for:Gaseous carbon dioxide and liquid water react to produce aqueous glucose (C6H12O6) and oxygen gas. I try but everytime i change the coefficient it makes the other elements unbalanced. the starting formula i got was: CO2(g) + H2O(l) -> ...
Sunday, November 21, 2010 at 3:03pm by hannah
Chemistry
Glucose, C6H12O6, is a good source of food energy. When it reacts with hydrogen, carbon dioxide, and water are formed. How many liters of Co2 are produced when ___ grams of glucose completely react with oxygen?
Thursday, May 26, 2011 at 8:11pm by breanna
chem repost
write a balanced equation for:Gaseous carbon dioxide and liquid water react to produce aqueous glucose (C6H12O6) and oxygen gas. I try but everytime i change the coefficient it makes the other elements unbalanced. the starting formula i got was: CO2(g) + H2O(l) -> ...
Sunday, November 21, 2010 at 5:02pm by hannah
Chemistry
Given the equation: 6CO2(g) + 6H2O(l) -> C6H12O6(s) + 6O2(g) What is the minimum number of liters of CO2(g), measured at STP, needed to produce 32.0 grams of oxygen? 1) 264 L 2) 32.0 L 3) 192 L 4) 22.4 L How do I solve?
Sunday, June 14, 2009 at 1:57pm by Ken
Chemistry
First, you made an error before you get to that part. grams O = 2.00-grams C - grams H. You subtracted grams CO2 and grams H2O. Your grams C (and moles) is ok as is the grams H (and moles H) but the oxygen must be redone.
Monday, October 17, 2011 at 9:21pm by DrBob222
Chemistry
Please help me with this question from my homework package What is the minimum number of photons with wavelength 645nm needed to prepare 135 grams of glucose? When the thermochemical equation is C6H12O6(s)+ 6O2(g)--> 6CO2(g)+ 6H2O(g) Reaction is -2539.01 Kj/mol
Tuesday, February 10, 2009 at 12:49am by Shylo
Chemistry
I'm not sure if i did this problem right or not. I keep reading through my book, and i think i followed the equations right, but i'm not confident with my answers. The problem: 5.0 g of glucose,C6H12O6, is disolved in 500.0 g of acetic acid. What is the new freezing ...
Friday, October 22, 2010 at 2:48am by Angelina
chemistry
How many grams of C6H12O6 need to be dissolved in 350g of water vto have a solution which freezes at -2.50 degrees celcius? delta T = Kf*m You know Kf, m = molality = mols/kg and mols = grams/molar mass, delta T is 2.50. Solve for grams. Post your work if you get stuck. what ...
Thursday, May 31, 2007 at 9:15pm by jessica
CHEMISTRY
What's giving you the trouble? K3PO4(s) + H2O ==> 3K^+(aq) + PO4^3-(aq) C6H12O6(s) + H2O ==> C6H12O6(aq)
Tuesday, February 14, 2012 at 8:16pm by DrBob222
Chemistry
mols glucose = grams/molar mass mols O atom = mols glucose x 6 (from formula of C6H12O6) 1 mol contains 6.02E23 atoms; therefore 6 mols will contain ......?
Monday, May 14, 2012 at 4:57am by DrBob222
chemistry
A glucose solution contains 55.8g of glucose (C6H12O6) in 455g of water. Calculate the freezing poing and boiling point of the solution. (Assume a density of 1.00 g/ml for water. This what I did, I got moles of C6H12O6, 0.89 moles C6H12O6 then I got the mass of the solution ...
Friday, November 4, 2011 at 2:41pm by Monique
chemistry
How do the boiling points of 3.0 m C6H12O6 and 3.0 m CaCl2 compare? A. The boiling point of 3.0 m C6H12O6 is higher. B. The boiling point of 3.0 m CaCl2 is higher. C. They are the same. D. The difference cannot be determined from the information given. I think the answer is D...
Thursday, September 15, 2011 at 2:18pm by jasmine
Chemistry HELP!
A student placed 10.5g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100.- mL mark on the neck of the flask was reached. The flask was then shaken until the solution was ...
Thursday, February 12, 2009 at 12:30am by anonymous
Please Help Fast
A student placed 10.5g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100.- mL mark on the neck of the flask was reached. The flask was then shaken until the solution was ...
Thursday, February 12, 2009 at 12:29am by anonymous
chemistry
The metabolic oxidation of glucose, C6H12O6, in our bodies produces CO2, which is expelled from our lungs as a gas. C6H12O6(aq) + 6 O2(g) → 6 CO2(g) + 6 H2O(l) Calculate the volume of dry CO2 produced at body temperature (37°C) and 0.980 atm when 25.5 g of ...
Sunday, September 30, 2012 at 1:07pm by jake
Chemistry
moles C6H12O6 = grams/molar mass Solve for moles. m = mols/kg solvent Solve for m delta T = Kf*m Solve for delta T.
Monday, February 20, 2012 at 11:13pm by DrBob222
chem
Arrows can be draw this way: --> or ==> The equation tells you that 6 mols CO2 will produce 1 mol C6H12O6. So 0.250 mols will produce 0.25 x (1 mol C6H12O6/6 mol CO2) = ?
Wednesday, June 20, 2012 at 1:54pm by DrBob222
Chemistry
moles = grams/molar mass. Calculate moles C6H12O6. m = moles/kg solvent. Calculate m of the solution. Delta T = kb*m Calculate delta T.
Sunday, March 7, 2010 at 8:00pm by DrBob222
college: Chemistry
Hi can someone help me with this other problem from my homework, The thermochemical equation is C6H12O6(s)+ 6O2(g)--> 6CO2(g)+ 6H2O(g) reaction is -2539.01 kJ/mol Part B) What is the minimum number of photons with wavelength of 645nm needed to prepare 135 grams of ...
Tuesday, February 10, 2009 at 1:16am by Shylo
Chemistry (Check)
Classify each of these statements as always true, sometimes true, or never true. 7____AT____It is necessary to know the formula of a compound in order to calculate its percent composition. 8___ST_____If the percent by mass of carbon in methane, CH4, is 75%, then 100 grams of ...
Sunday, February 11, 2007 at 3:48pm by Bryan
science
1)how many molecules of water are needed to produce 6 molecules of C6H12O6 according to the equation 6CO2(G)+6H2O(L)+energy TO C6H12O6(S)+6O2(G)? 2)how many mole of oxygen gas are produce when 6 mol of CO2 are consumed in the process of photosynthesis(see above question for ...
Tuesday, January 18, 2011 at 8:28pm by 000
chemistry
1)how many molecules of water are needed to produce 6 molecules of C6H12O6 according to the equation 6CO2(G)+6H2O(L)+energy TO C6H12O6(S)+6O2(G)? 2)how many mole of oxygen gas are produce when 6 mol of CO2 are consumed in the process of photosynthesis(see above question for ...
Tuesday, January 18, 2011 at 7:20pm by 000
chemistry- can you check my answers?
can you please check my answers?? 9. For the following reaction delta H=2816 kj. 6 CO2(g) + 6 H2O(l) -> C6H12O6(s) + 6O2(g) how is the equilibrium yeild of C6H12O6(s)affected by each of the following? a) increasing pressure of CO2 increase decrease no effect Answer: ...
Wednesday, April 20, 2011 at 6:51pm by Lily
Chemistry
Balance the photosynthesis equation: CO2+ H2O-> C6H12O6+ O2 Which i think this is Balanced: 6CO2 + 6H2O + energy-> C6H12O6 + 6O2 ? The question is this: According to the balanced equation __________ moles of carbon dioxide will react with _________moles of water ...
Saturday, February 4, 2012 at 1:34am by Lyssa
Chemistry
Balance the photosynthesis equation: CO2+ H2O-> C6H12O6+ O2 Which i think this is Balanced: 6CO2 + 6H2O + energy-> C6H12O6 + 6O2 ? The question is this: According to the balanced equation __________ moles of carbon dioxide will react with _________moles of water ...
Saturday, February 4, 2012 at 1:30am by Lyssa
CALCULUS
The masses of 10 books are found to be in an arithmetic sequence. If their total mass is 13 kg and the lightest book has a mass of 400 grams, what is the mass of the heaviest book? 2,000 grams 2,100 grams 2,200 grams 2,300 grams 2,700 grams
Tuesday, November 27, 2012 at 11:07am by Chelsy
Biology
In general, but this question is not specific. Aerobic respiration: Glucose + Oxygen ----> Carbon Dioxide + Water + Energy C6H12O6 + 6O2 ----> 6CO2 + 6H2O + Energy Anaerobic respiration: Glucose ----> Ethanol + Carbon Dioxide + Energy C6H12O6 ----> ...
Friday, February 22, 2013 at 9:01pm by Devron
Math
I need to equal $1.00 and 30 grams With quarter .25=6 grams dime .10=2 grams nickel .05=5 grams
Thursday, October 16, 2008 at 7:33pm by Corey
chemistry
a sample of glucose, c6h12o6 contains 2.03*10^21 atoms of carbon. (a)how many atoms of hydrogen does it contain? (b)how many molecules of glucose does it contain? (c)how many moles of glucose does it contain? (d)what is the mass of this sample in grams? its kinda long, but i ...
Friday, February 22, 2013 at 1:18pm by rose
Math
Maggie's surprise gift weighs between 8.48 grams and 11.25 grams. Which of these weights could be the weight of the gift? 8.19 Grams 8.75 grams 11.47 grams 11.75 grams ~~~~~~~~~~~~~~~~~~~ How would I show my work on paper for this?
Monday, April 30, 2012 at 7:30pm by Syd
chemistry
A solution of ethanol in water boils at 101.5 degrees C. what is the molarity? delta T = i*Kb *molality. Delta T = 101.5 - 100 = 1.5. i = 1. I should comment here that the freezing point constant and the boiling point contant works with a non-volatile solute in a solvent such ...
Thursday, May 31, 2007 at 9:41pm by jessica
chmistry
You omitted the units of 3.2? Is that 3.2 grams? If so, read on. If not, the following is not correct. So you have 6 + 1 + 1 total = 8 parts of which 6/8 is KNO3, 1/8 is C and 1/8 is S. 3.2 x (6/8) = 2.4 grams KNO3. 3.2 x (1/8) = 0.4 grams S. 3.2 x (1/8) = 0.4 grams C. Now ...
Tuesday, October 27, 2009 at 12:46am by DrBob222
adult education
A Chemist weighed three separate test at 0.17 gram, 0.204 gram, and 2.3 grams. What is total weight of the three samples? A. 2.44 grams B. 2.521 grams C. 2.674 grams D. 3.97 grams
Saturday, February 20, 2010 at 7:36pm by sabrina
Science
The biochemical conversion of Glucose, C6H12O6, into pyruvic acid, C3H4O3, is an important step in the TCA (Kreb’s) cycle which forms a part of the metabolic breakdown of glucose (to produce energy). C6H12O6 (s) + O2 (g) → 2C3H4O3(l) + 2H2O (l) glucose oxygen ...
Saturday, October 22, 2011 at 11:06am by Tammy
Biochemistry
mg/1000 = grams. grams/100 x 10 converts to grams/L. grams/molar mass converts grams to moles. Now you have moles/L.
Tuesday, September 1, 2009 at 9:08pm by DrBob222
Chemistry
# of moles (5g C6H12O6)(1mol C6H12O6/ 180g C6H12O6) = 0.028 mol of C6H12O6 Your calculations are ok but you didn't finish. After your have delta T you must add to normal boiling point and subtract from normal freezing point. Also, I think you transferred f.p. and b.p. ...
Friday, October 22, 2010 at 2:48am by DrBob222
math
13 cents for A 12 cents for B. total protein greater than twelve grams. Total fat less than eight grams. Total grams less than thirty five grams. .5 grams protein and .3 grams fat for A. .6 grams protein and .2 grams fat for B. what is optimal cost
Tuesday, February 12, 2013 at 8:43pm by Jerome
Chemistry
Write and balance the equation. C6H12O6 + 6O2 ==> 6CO2 + 6H2O mols glucose = grams/molar mass = ? Using the coefficients in the balanced equation, convert mols glucose to mols O2. Now convert mols O2 to volume (L) using PV = nRT and the conditions listed.
Wednesday, October 31, 2012 at 1:12pm by DrBob222
chem
when hydrocarbons are burned in a limited amount of air CO as well as CO2 form. When 0.450 grams of a particular hydrocarbon was burned in air, 0.467 grams of CO, 0.733 grams of CO2, and 0.450 grams of H20 were formed. a. What is the empirical formula? I got C2H3! check? b. ...
Friday, August 17, 2012 at 1:19pm by skye
Chemistry
A 5.00-gram sample of glucose, C6H12O6, [molar mass = 180.] is dissolved 10.0 grams of water What is the molality of the glucose solution? Calculate the boiling(BP) and freezing points(FP) of this solution to the nearest 0.1 C°. The vapor pressure of pure water at 30º...
Saturday, January 15, 2011 at 10:26pm by Mark
Chemistry
Consider: C6H12)6 + 6O2-> 6CO2 + 6H2O + Energy a)If I have 90 grams glucose and all is consumed by oxygen, then how many grams of water will be produced? b)How many grams of oxygen will be consumed? c)How many grams of sugar will be burned off if 85 grams of O2 is ...
Saturday, January 22, 2011 at 5:59pm by Lindsey
physics
The masses of 1 mole of various gases are as follows: hydrogen about 2 grams, helium about 4 grams, nitrogen about 28 grams, oxygen about 32 grams and carbon dioxide about 44 grams. On the average how fast does a molecule of each gas move at 333 Celsius?
Tuesday, April 6, 2010 at 11:22pm by Plaster
Physics
The masses of 1 mole of various gases are as follows: hydrogen about 2 grams, helium about 4 grams, nitrogen about 28 grams, oxygen about 32 grams and carbon dioxide about 44 grams. On the average how fast does a molecule of each gas move at 333 Celsius?
Tuesday, April 6, 2010 at 2:10pm by Benny
Statistics
The USDA size standards for eggs are based on weight and are as follows: SMALL: greater than 43 grams, less than 50 grams MEDIUM: greater than 50 grams, less than 57 grams LARGE: greater than 57 grams, less than 64 grams EXTRA LARGE: greater than 64 grams, less than 71 grams ...
Thursday, March 4, 2010 at 9:00am by Ion
Chemistry 1200
0.238 M glucose (C6H12O6) in water (Assume the density of the solution is 1.00 g/mL.) a)0.238 M glucose (C6H12O6) in water (Assume the density of the solution is 1.00 g/mL.)
Tuesday, January 25, 2011 at 9:57pm by Rukky
Statistics
Please help, need advise. Thanks A The amount of pyridoxine (in grams) in a multiple vitamin is normally distributed with = 110 grams and = 25 grams. What is the probability that a randomly selected vitamin will contain less than 100 grams of pyridoxine? ì ó B ...
Wednesday, July 23, 2008 at 8:17pm by Fiza
"Given Molality, calculate..."
"Given: An aqueous solution of C6H12O6 with a density of 1.18 g/ml" I) Calculate Molarity 1) It firsts asks me to, "State the moles of solute" 2) Calculate the mass of the solute in grams - I think I can do this if I know how to get #1 3) Later it also asks...
Sunday, November 19, 2006 at 12:59pm by Rachel
chemistry
Here is variation of the method offered by DrBob: 0.258m means 0.258 moles / kg of water. Based on that we can set up and solve for x: **0.258 mol/1 kg = x / 0.400 kg [Note: 400g = 0.400 kg] **Solving for x gives us the moles of glucose to be used. **Calculate the molar mass ...
Thursday, June 26, 2008 at 10:01pm by Anonymous
Advanced Integrated Science
http://images.google.com/images?hl=en&source=hp&ie=ISO-8859-1&q=c6h12o6&gbv=2
Monday, February 8, 2010 at 9:38pm by Ms. Sue
chemistry
A student placed 19.0g of glucose (c6h12o6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100ml.- mark on the neck of the flask was reached. The flask was then shaken until the solution was ...
Sunday, February 28, 2010 at 2:08pm by Heather
chem
A student placed 12.5 of glucose (C6H12O6) in a 100ml volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the calibration mark on the neck of the flask was reached. The flask was then shaken until the solution ...
Thursday, March 12, 2009 at 3:02pm by tomi
stat
1. The amount of pyridoxine (in grams) per multiple vitamin is normally distributed with = 110 grams and = 25 grams. A sample of 25 vitamins is to be selected. So, 95% of all sample means will be greater than how many grams?
Wednesday, December 1, 2010 at 7:11pm by Anonymous
Math
The weights of adult long-tongued fruit bats are known to be normally distributed with a mean of 20.22 grams and a standard deviation of 3.23 grams. What is the probability that a randomly selected bat will: a) weigh at most 15 grams? b) weigh less than 30 grams?
Friday, March 23, 2012 at 2:15am by Becky
math
The weights of adult long-tongued fruit bats are known to be normally distributed with a mean of 20.22 grams and a standard deviation of 3.23 grams. What is the probability that a randomly selected bat will: a) weigh at most 15 grams? b) weigh less than 30 grams?
Wednesday, March 21, 2012 at 7:57pm by becky
Chem
How many oxygen atoms are in 5.23 g of C6H12O6
Thursday, June 2, 2011 at 12:45pm by James
advance intergraded science
picture of c6h12o6
Monday, February 8, 2010 at 9:38pm by Anonymous
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