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February 12, 2016

# Search: How many grams of NaN3 are.

Number of results: 7,160

Chemistry
utomotive air bags inflate when sodium azide, NaN3, rapidly decomposes to its component elements. 2 NaN3(s) → 2 Na(s) + 3 N2(g) (a) How many moles of N2 are produced by the decomposition of 3.50 moles of NaN3? (b) How many grams of NaN3 are required to form 16.0 g of ...
August 23, 2011 by Bles

chemistry
Automotive air bags inflate when sodium azide, NaN3, rapidly decomposes to its component elements: 2NaN3(s)→2Na(s)+3N2(g) a)How many moles of N2 are produced by the decomposition of 1.60mol of NaN3? b)How many grams of NaN3 are required to form 14.0g of nitrogen gas? c)...
January 10, 2014 by Veronique

Chemistry
One in a series of reactions that inflate air bags in automobiles is the decomposition of sodium azide (NaN3). 2 NaN3(s) 2 Na(s) + 3 N2(g) Determine the mass of N2 produced if 279.8 g NaN3 is decomposed. What would be the grams?
February 3, 2008 by ChaCha

chemistry
Solid sodium azide (NaN3) is used in air bags to fill them quickly upon impact. The solid NaN3 undergoes a decomposition reaction to produce Na(s) and N2(g). a. Provide the balanced equation for the decomposition of NaN3. b. What mass, in grams, of NaN3 is needed to fill the ...
November 6, 2013 by Anonymous

Chemistry
2 NaN3(s) = 2 Na(l) + 3 N2(g) How many grams of NaN3 are needed to produce 20L of N2(g) at 303K and 776mmHg?
September 24, 2013 by Nancy

Chemistry
Automotive airbags inflate when sodium azide, NaN3, rapidly decomposes to its constituent elements according to the chemical equation, 2 NaN3 -> 2 Na + 3 N2. How many grams of nitrogen are produced when 1000 milligrams of sodium azide decomposes?
November 25, 2015 by Sarah

green valley college
automotive airbags inflate when sodium aside NaN3 Rapidly decomposes to its consistent elements. the equation for the chemical reaction is NaN3=Na+In2 The gaseous N2SO generated inflates the airbag. How many moles of NaN3 would have to decompose in order to generate 253 ...
September 23, 2015 by rosvel

Chemistry
Air bags are activated when a severe impact causes a steel ball to compress a spring and electrically ignite a detonator cap. This causes sodium azide (NaN3) to decompose explosively according to the following reaction. 2 NaN3(s) 2 Na(s) + 3 N2(g) What mass of NaN3(s) must be ...
November 6, 2010 by Justin

Chemistry
Air bags are activated when a severe impact causes a steel ball to compress a spring and electrically ignite a detonator cap. This causes sodium azide (NaN3) to decompose explosively according to the following reaction. 2 NaN3(s)--> 2 Na(s) + 3 N2(g) What mass of NaN3(s) ...
November 18, 2012 by Matthew

Chemistry
NaN3 is used in some automobile air bags. The impact of a collision triggers the decomposition of NaN3 as follows: 2NaN3(s) to 2Na(s) + 3N2(g). The nitrogen gas produced quickly inflates the air bag between the driver and the windshield. Calculate the volume of N2 generated at...
August 6, 2010 by HaldriecH

chem/some1 check my work plz.
air bags actived when a severe impact causes a steel ball to compress a spring and electrically ignite a detonator cap. this causes NaN3 to decompose explosively according to the following reaction: 2NaN3(s)=2Na(s)+3N2(g) what mas of NaN3 must be reacted to inflate an air bag ...
November 16, 2010 by julia

chem/some1 check my work plz.
air bags actived when a severe impact causes a steel ball to compress a spring and electrically ignite a detonator cap. this causes NaN3 to decompose explosively according to the following reaction: 2NaN3(s)=2Na(s)+3N2(g) what mas of NaN3 must be reacted to inflate an air bag...
November 16, 2010 by julia

chemistry
How many grams of NaN3 are required to produce 17.4 ft3 of nitrogen gas?
March 8, 2010 by Kerry

chemistry
If 0.500 mol NaN3 react, what mass in grams of nitrogen would result?
October 23, 2012 by Ariana

AP chemistry
Sodium azide, the explosive chemical used in atuomobile airbags, is made by the following reactions: NaNO3 + 3NaNH2 => NaN3 + 3NaOH+ NH3 If you combine 15,0 g of NaNO3 (85 g/mol) with 15.0 g of NaNH3, what mass of NaN3 is produced?
September 15, 2009 by anne

Chemistry
NaN3--->Na+N2 How many moles of Na are produced if 3.5 moles NaN3 react?
November 20, 2015 by Mathew

Chemistry
Sodium azide (NaN3) yields N2 gas when heated to 300 degrees Celsius , a reaction used in automobile airbags. If 1.00 mol of N2 has a volume of 47.0 liters under the reaction conditions , how many liters of gas can be formed by heating 35g of NaN3? The reaction is 2Nan3------&...
March 3, 2013 by K

chem
Air bags are actived when a servere impact causes a steel ball to compress a spring and electrically ignite a detonator cap. This causes sodium azide (NaN3) to decompose explosively according to the following reaction: 2NaN3=2Na(s)+3N2(g) what mass of NaN3(s) must be reacted ...
November 15, 2010 by ESTR3LLA

chem
Air bags are actived when a servere impact causes a steel ball to compress a spring and electrically ignite a detonator cap. This causes sodium azide (NaN3) to decompose explosively according to the following reaction: 2NaN3=2Na(s)+3N2(g) what mass of NaN3(s) must be reacted ...
November 15, 2010 by ESTR3LLA

chemistry
Air bags are actived when a servere impact causes a steel ball to compress a spring and electrically ignite a detonator cap. This causes sodium azide (NaN3) to decompose explosively according to the following reaction: 2NaN3=2Na(s)+3N2(g) what mass of NaN3(s) must be reacted ...
November 15, 2010 by ESTR3LLA

Chemistry
The chemical reaction for the generation of gas in an automobile safety air bag is 2NaN3(s)→ 2Na(s)+3N2(g) What volume of gas is produced if there are 130.0 grams of NaN3 used in the reaction? (The density of nitrogen gas is 0.916 g/L.) Please show your work.
March 31, 2014 by Kayla

chemistry
Here is the question: Automobile air bags use the decomposition of sodium azide as their source of gas for rapid inflation: 2NaN3(s)-->2Na(s)+3N2(g) What mass (g) of NaN3 is required to provide 40.0 of N2 at 25.0 C and 763 torr? Here is my work: P=1.0039atm or 763torr V=40....
June 17, 2009 by Gweedo

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
August 4, 2012 by Magaly

Chemistry
Apply the gas laws to determine how many grams of sodium azide (NaN3) are needed to fill the air bag of your vehicle to a volume of 79.0 L at 35.0 degrees celsius and 1.00 atm. The reaction occurring in the air bag can be repesented by the equation, 2NaN3 (s)-> 2Na (s) + 3 ...
December 9, 2011 by Dani

CHEM MOLES !@@!
Mole Calculation Worksheet 1) How many moles are in 15 grams of lithium? 2) How many grams are in 2.4 moles of sulfur? 3) How many moles are in 22 grams of argon? 4) How many grams are in 88.1 moles of magnesium? 5) How many moles are in 2.3 grams of phosphorus? 6) How many ...
December 16, 2014 by Theresa

chemistry
Label each of the following reactions as exothermic or endothermic ("exo" or "endo"), and according to whether work is done on or by the system ("on" or "by")? Note that no "en-on" cases appear here, as these are always thermodynamically unfavourable. There is no need to do ...
November 16, 2008 by Anonymous

chemistry URGENT (2)
Label each of the following reactions as exothermic or endothermic ("exo" or "endo"), and according to whether work is done on or by the system ("on" or "by")? Note that no "en-on" cases appear here, as these are always thermodynamically unfavourable. There is no need to do ...
November 16, 2008 by Anonymous

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?
April 30, 2012 by Syd

Chemistry
what is the PH of a solution of .1 M NAN3 that disassociates into HN3
March 4, 2015 by Molly

chemistry
Mr. Arswan iss preparing a mixture for a science experiment. He measures 10.5 grams of wood shavings, 150 grams of iron filings, and 18.50 grams of salt. What is the total mass of Mr. Arswan`s mixture? A 30.5 grams B 179 grams C 150.5 grams D 17.9 grams
October 6, 2013 by na

chemistry
can someone please show me the steps of setting up the emirical formula for NaN3
October 5, 2011 by cheryl

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
November 27, 2012 by Chelsy

Chemistry
At STP how many L of N2 are produced if 1 mol of NaN3 and .200 moles of KNO3 are in the air bag?
March 1, 2014 by Luisa

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 ...
March 4, 2010 by Ion

organic chemistry
what volume of nitrogen gas is produced at 1.00 atm and 27C when 101 g of NaN3 decomposes
February 22, 2011 by Cathleen

chemistry
What volume of nitrogen gas at STP can form from 1.20 mol NaN3? 2NaN3(s) 2Na(s) + 3N2(g) A. 40.3 L B. 1.20 L C. 13.4 L D. 1.80 L
March 24, 2015 by Cortney

math
November 5, 2014 by Anonymous

2NaN3(s)==>2Na(s) + 3N2(g) How many liters of N2 are produced at STP if the air bag contains 114g of NaN3 ?
December 14, 2012 by Lisa

Math
I need to equal \$1.00 and 30 grams With quarter .25=6 grams dime .10=2 grams nickel .05=5 grams
October 16, 2008 by Corey

chem
an average airbag contains 132 g of NaN3. How many liters of nitrogen would produce on a warm day at 85 degrees F and a pressure of 1atm?
April 26, 2011 by tracy

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. ...
August 17, 2012 by skye

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?
April 6, 2010 by Benny

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?
April 6, 2010 by Plaster

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 consumed?
January 22, 2011 by Lindsey

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 The amount of ...
July 23, 2008 by Fiza

Chemistry
Is the reaction of 8 grams of natural gas and 38 grams of oxygen gas to form 17 grams of carbon dioxide in 19 grams of water consistent with the law of conservation of mass?
February 6, 2015 by Sparky

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?
December 1, 2010 by Anonymous

chemistry
J. J. Berzelius collected the following data for three reactions: Reaction 1 – 11.56 grams of lead sulfide, PbS, were formed when 10.0 grams of lead reacted with 1.56 grams of sulfur Reaction 2 – 11.56 grams of lead sulfide were formed when 10.0 grams of lead reacted with 3.00...
October 9, 2013 by Brittney

chemistry
If 300.0g of NaN3 (Sodium Azide) is combined with 300.0g Pb(CH3O2)2 (Lead acetate) which compound runs out first?
December 30, 2010 by Sarah

Physics
Four point masses are arranged on the xy plane as follows. Mass1 = 47.0 grams at x = 2.00 cm and y = 2.00 cm. Mass2 = 55.0 grams at x = 0.00 cm and y = 4.00 cm. Mass3 = 27.0 grams at x = -3.00 cm and y = -3.00 cm. Mass4 = 45.0 grams at x = -1.00 cm and y = 2.00 cm. What is the...
November 8, 2013 by JAYZ

Statistics
A particular fruit's weights are normally distributed, with a mean of 353 grams and a standard deviation of 6 grams. If you pick one fruit at random, what is the probability that it will weigh between 334 grams and 344 grams?
May 4, 2015 by Daniel

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
February 12, 2013 by Jerome

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?
March 21, 2012 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?
March 23, 2012 by Becky

Chemistry
A mettallurgist decided to make a special alloy. He melted 30 grams of Au(Gold) with 30 grams of Pb. This melting process resulted to 42 grams of an Au-Pb alloy and some leftover Pb. This scientist wanted to make 420 grams of this alloy with no leftovers of any reactants. how ...
October 31, 2011 by Eli

Chemistry
4. Suppose there are 72.0 g of O2 available, along with the 8.08 grams of H2. Use ratios of stoichiometric coefficients to find the limiting reagent for the reaction. Then, find the theoretical yield in both moles and grams. 2H2 + 1O2 à 2H2O I got 2.25 grams for o2 Then 4.48 ...
September 13, 2014 by Feather

a chemist reacted 64 grams of Ru with O2. This reaction produced 160 grams of ruthenium oxide and 4 grams of leftover O2. How much of the reactants would this scientist need to make 320 grams of the product with no leftover O2? Ru + O2 = RuO2 + O2 leftover
November 3, 2011 by Griffinson

Chemistry
Given this equation: 2P2O5 + 6H2O ---> 4H3PO4. If you begin with 4.8 grams of p2o5 and 15.2 grams h20, what will be your limiting reactant. I got the answer to that and it is P2O5. (6.6 grams) and H2O was 55.2 grams. so the limiting reactant P2O5. Then the next question is ...
February 5, 2008 by Franki

Chemistrt
How many grams in 4.00 moles of Fe2O3? Answer 4 Moles Mass = 159.7 grams 4 X 159.7/1 = 6.388 or 6.39 grams. How do you get 6.39X102grams? Fe is +2 and O is –2. you have 2-Fe and 3-O why would this not be 6.39X10-2 grams
December 6, 2009 by Paul

Chemistry
If 5.0 grams of Zinc were added to 35.0 grams of H2SO4, how many grams of hydrogen gas would be evolved?
November 19, 2013 by Elizabeth

science
How many calories are in a food that contains .100 grams of CHO . 20 grams of protein . 20 grams of fat
August 31, 2014 by TayB

Chemistry
if 50 grams of sodium hydroxide mixed with 25 grams of hydrochloric acid how many grams of salt can be formed?
January 12, 2015 by Anonymous

chemistry
if a student mixes 250 grams of Na2O with 300 grams of H2O how many grams of NaOH ?
March 9, 2015 by Anonymous

chemistry
if i mix 4 grams of hydrogen and 32 grams of oxygen how many grams of water would be produced
May 24, 2010 by kee

Science
How many grams of water must decompose to produce 2 grams of hydrogen and 16 grams of oxygen?
January 23, 2013 by Anonymous

Chemistry
16.7 grams of chlorine gas are allowed to react with with 3.31 grams of water What is the maximum amount of hydrochloric acid that can be formed in grams
December 4, 2010 by Austin Jekins

Chemistry
If 80.0 grams of methane were reacted with 368 grams of oxygen, how many grams of water would be formed (find limiter first).
April 3, 2011 by Lisa

Chemistry
#5 Limiting Reactants How many grams of water will be produced in the complete combustion of 20.0 grams of Octane, C8H18(g) and 50.0 grams Oxygen gas?
January 14, 2015 by Jefferson

Chem Help!
I really need help for my homework on balancing equations please show all the work including the coeffients if needed. I need help with 3 questions, 1) NaN3 -> Na + N2 2) NO2 + O2 -> NO + 03 3) LiOH + CO2 -> Li2CO3 + H2O
March 15, 2008 by Tania

Chemistry
Question: What mass of water, in grams, would have to be decomposed to produce 17.6 L of molecular oxygen at STP? Work: n=PV/RT x=(1 atm)(17.6 L)/(0.0821)(273 k) x = 1.27348295454546 1.27348295454546 x 2 = 2.54696590909092 Grams= Moles x 18.0 Grams = 2.54696590909092 x 18.0 ...

chemistry
How many grams of water can be made by the reaction of 1.25 grams of ethanol with 2.50 grams of oxygen?
April 8, 2010 by Lacy

Chemistry
For the equation below, if 58.6 grams of Al were to react with 540 grams of H2SO4, how many grams of H2 would be produced? 2Al+3H2SO4--->1Al2(SO4)3+3H2
February 2, 2011 by Eva

Math
A bag of trail mix has 10 grams of raisins for every 6 grams of sunflower in 400 grams of trail mix how many grams of rasins
October 21, 2015 by Jones

Math
If a food item weighs 120 grams and its composed of 77 grams of carbhydrates, 19 grams of fat, and 24 grams of protein, what is its total calorie count? Carbs and protein each provide each provide 4 calories per gram and fats provide 9. Thanks for all who will help.
March 12, 2012 by Dee

chemistry
A mixture containing 50grams of carbon and 75 grams of oxygen is sealed in a flask. The total mass of the system is 225 grams. The flask is heated to cause the carbon and oxygen to react. The sealed flask is massed. What is the mass of the sealed flask? A) 125 grams B) 150 ...
January 20, 2014 by steve

CHEM (HELP PLS)
Suggest the syntheses of putrescine and cadaverine from ethyl bromide I dont think I can use Grignard can I? PLEASE HELP. CH3CH2Br + CH3CH2Mg/EtoEt -> CH3Ch2Ch2Ch2MgBr + NaN3/EtOH -> CH3Ch2Ch2Ch2N=N=N + LiAlH4/H20 CH3Ch2Ch2Ch2NH2? Then what? does this even work?
April 30, 2011 by lauder

Chemistry
For the balanced equation shown below, if 40.1 grams of C2H3O2Br were reacted with 8.01 grams of O2, how many grams of H2O would be produced? 2C2H3O2Br+O2->4CO+2H2O+2HBr Thank you!
March 3, 2011 by Lelu

Chemistry
For the balanced equation shown below, if 40.1 grams of C2H3O2Br were reacted with 8.01 grams of O2, how many grams of H2O would be produced? 2C2H3O2Br+O2->4CO+2H2O+2HBr Thank you!
March 3, 2011 by Lelu

chemistry
What are the accepted values for the number of moles of NaCl that are produced from HCl and the following various amounts of grams of NaHCO3; 0.25 grams 0.5 grams 1 gram Please Help!
March 1, 2012 by Sharon

Chemistry
2NaN3(s) −> 2Na(s) + 3N2(g) . If 0.65 mol of NaN3 reacts, what mass of nitrogen would result? Answer in units of g. Step by step with answer please! I'm begging!
March 23, 2011 by Harry

chemistry
how many grams of water can be formed when 28.7 grams of CH4 reacts with 45.8 grams of O2
December 16, 2010 by mickey

chemistry
how many grams of water can be formed when 28.7 grams of CH4 reacts with 45.8 grams of O2
December 16, 2010 by mickey

chemistry
Suppose you mix 50 grams of CO and 10 grams of H2. How many grams of methanol can be produced?
July 26, 2012 by james

Chemistry
How many grams of HgBr2 can be produced if 10.0 grams of Hg reacts with 10 grams Br2
January 29, 2013 by Chris

chemistry
How many grams of ZnCl2 will be produced from 48 grams of zinc and 30 grams of HCL
March 26, 2013 by walter

ap chemistry
What pressure would a mixture of 3.2 grams of O2, 6.4 grams CH4, and 6.4 grams of SO2 exert if the gases were placed in a 5.1 liter container at 127C? Answer in units of atm
February 9, 2013 by cheri

Chemistry
Given the following equation: Na2O + H2O ---> 2 NaOH. How many grams of NaOH is produced from 1.20 x 10^2 grams of Na2O? How many grams of NaO2 are required to produce 1.60 x 10^2 grams of NaOH?
March 21, 2012 by Carl

Chem
For the following reaction, 21.7 grams of diphosphorus pentoxide are allowed to react with with 13.1 grams of water. What is the maximum amount of phosphoric acid that can be formed in grams? What is the FORMULA for the limiting reagent? What amount of the excess reagent ...
May 15, 2011 by moose

AP Chemistry
What pressure would a mixture of 3.2 grams of O2, 6.4 grams CH4, and 6.4 grams of SO2 exert if the gases were placed in a 4.1 liter container at 127 degrees C? Answer in units of atm
February 16, 2014 by Gabriella

Statistics
A particular fruit's weights are normally distributed, with a mean of 308 grams and a standard deviation of 31 grams. The heaviest 9% of fruits weigh more than how many grams? Give your answer to the nearest gram.
April 12, 2011 by Sarah S-Help!

Science
What is the mass (in grams) of water that is produced when 100.0 grams of nitrogen monoxide is reacted with 75.0 grams of hydrogen according tho the following balanced eguation? 2NO + 5H2 = 2NH3 + 2H2O
August 4, 2011 by David

chemistry
2 moles of aqueous Barium Nitrate is combined with 1 mole of aqueous Sodium Sulfate. Assuming 100% yield, what mass of Barium Sulfate precipitate would be produced. 1. 175.043 grams 2. 233.391 grams 3. 466.781 grams 4. 116.953 grams
October 21, 2011 by chelsy

Chemistry
16.7 grams of chlorine gas are allowed to react with with 3.31 grams of water What is the maximum amount of hydrochloric acid that can be formed in grams. What is the maximum amount of hydrochloric acid that can be formed? grams What is the FORMULA for the limiting reagent? ...
December 4, 2010 by Austin Jekins

chemistry
8. If x grams of S are needed to obtain 0.4 grams of SO3, how many grams of SO2 can be obtained from the same amount of S? (A) 0.32 g (B) 0.62 g (C) 0.40 g (D) 0.16 g (E) Can not be calculated from the given data. I am not sure how to set up this problem. I calculate the ...
December 20, 2010 by Anna

Chemistry
Assume that a reaction occurs in which unknown substances R and S react to form unknown substances T and U. From the information below, determine the mass of substance T that will be formed if 45.0 grams of substance R reacts with 23.0 grams of substance S. (Assume that the ...
May 20, 2008 by Daniel

chemistry 185
how are you going to prepare the follwoing phosphate solution which is used in many cell culture medium? 12 liters ;PH 7.4; 0.9%WT (total salts weight is 9.00 grams in one liter) How many grams of what acid? how many grams of the conjugate base?
July 21, 2014 by ashraf

chemistry
I need to find how many grams phosphorus (P) are in 0.8645 g sample of MgNH4PO4 x 6H2O How many grams P2O5 can be calculated with this many grams of P What is the percent P (as P2O5) in this
June 14, 2010 by Jamie

problem solving
You purchased 18 karat gold chain that weights 15 grams. How much gold did you purchase in grams? In carats? (1 carat=0/2 grams)
December 11, 2012 by ben

Chemistry
!00.0 grams of Na2SO4 reacts with 150.00 grams of Ba(NO3)2to form NaNO3 and BaSO4. How many grams of barium sulfate will form?
March 8, 2013 by David

math
Is a glass of water equal to 30 grams or 300 grams? More likely 300 grams. 30 grms would be nearly two tablespoons.
April 4, 2007 by dan

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