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Mole calculations
Page 2
Questions (594)
How many mole are there in calcium chloride, CaCl2 (CaCl2=111).
11 answers
asked by
Chemistry
3,904 views
i need some help understanding this problem please.
How many moles of O are there in 32.4g N2O5, how many oxygen and nitrogen
5 answers
asked by
Mary
5,103 views
A mixture of NaCl and NaBr has a mass of 2.04g and is found to contain 0.70g of Na. What is the mass of NaBr in the mixture?
4 answers
asked by
Anonymous
6,892 views
How many moles of gold atoms do 3.45 x 10^24 gold atoms constitute.
This is what I did 3.45 x 10^24 x 1 / 6.022 x 10^23 = 573 am
5 answers
asked by
Monique
7,945 views
How many moles of oxygen can be obtained by the decomposition of 7.5 mol of reactant in the following reaction?
2KClO3 -> 2KCl +
4 answers
asked by
Maria
3,155 views
How many moles of silver will be deposited from a silver(i)trioxonitrate(v)solution by 16g of copper (Ag=108, Cu=64).
6 answers
asked by
Nurudeen
2,289 views
If it takes three "breaths" to blow up a balloon to 1.2 , and each breath supplies the balloon with 0.060 moles of exhaled air,
5 answers
asked by
George
16,239 views
How many moles of carbon are needed to react with 525 g of hematite
2FeO3+6C->4Fe+3Co2 idk how to convert moles of fe2o3 to
4 answers
asked by
Julie
4,952 views
Determine the number of moles of
a) N atoms in a sample of C7H5(NO2)3 that has the same number of O atoms as 12.6g C6H12O6
7 answers
asked by
tomi
2,648 views
How many mol of PCl5 are in 0.17 g of PCl5?
2.56 × 10–3 mol of PCl5 3.81 × 100 mol of PCl5 3.54 × 101 mol of PCl5 8.16 ×
6 answers
asked by
bella
2,525 views
Calculate the number of moles of the indicated ion present in each of the following solutions. Na+ ion in 1.20 L of 0.183 M
4 answers
asked by
shawn
2,445 views
How many moles of CO2 will be produced if 9.0 moles of O2 completely react?
is it 9.0 mol of CO2?
5 answers
asked by
Anonymous
1,898 views
Mole calculations:
How much does 2.5 x 10^24 molecules of p2o3 weigh ?
4 answers
asked by
Aria
3,459 views
Consider the following reaction: 4NH3 + 7O2 (arrow) 4NO2 + 6H2O.
A) How many moles of NH3 react with 5.64 mol of O2? B)How many
4 answers
asked by
Apryl
3,792 views
there are ___ molecules of methane (CH4) in 0.123 moles of methane?
a. 16 b. 0.773 c. 2.46 x 10 -2 d. 7.40 x 10 22 e. 6.02 x 10
7 answers
asked by
Pandorah
8,799 views
How many moles of Mg2+ and NO3− form for each mole of Mg(NO3)2 that dissolves?
4 answers
asked by
Jane
2,321 views
Calculate the moles of NH3 produced when 0.75 moles of N2 react.
9 answers
asked by
Raymond
2,780 views
How many moles of Fe3O4 are required to supply enough iron to prepare 0.442 mol Fe2O3?
4 answers
asked by
Muhammad
4,444 views
If 6.50 g of the unknown compound contained 0.217 mol of C and 0.433 of H, how many moles of oxygen,O, were in the sample?
4 answers
asked by
Collin
1,900 views
3NO2(g) + H2O(l) → 2HNO3(l) + NO(g)
How many moles of nitric acid are produced starting from 5.00 moles of NO2(g) and 2.00
4 answers
asked by
Sarah
2,506 views
According to the reaction 2Al+3H2SO4→3H2+Al2(SO4)3, the total number of moles of H2SO4 needed to react completely with 5.0 mol
7 answers
asked by
Hopeless person
5,245 views
Calculate the number of mole of cacl2 calcium chloride that can be obtained frm 30g of calcium trioxocarbonate iv in the
6 answers
asked by
Able
1,975 views
In a certain compound of copper and oxygen, a sample weighing 0.5424g contains 0.4831 g of Cu. How many moles of Cu in the
4 answers
asked by
Jester21
1,694 views
2 C8H18(g) + 25 O2(g) 16 CO2(g) + 18 H2O(g) at STP
How many moles of O2 are needed to react with 60.0g of C8H18 (octane)?
6 answers
asked by
Lauren
4,339 views
If you had excess chlorine, how many moles of of aluminum chloride could be produced from 20.0 g of aluminum?
If you had excess
4 answers
asked by
Lauren
3,725 views
Calculate the number of Li atoms in 3.0 moles of Li.
Express your answer using two significant figures.
4 answers
asked by
rolando
1,483 views
How many moles of bromine atoms are in 8.0x10^20 bromine molecules?
4 answers
asked by
Anonymous
2,712 views
Calculate the number of moles of FeSO4 in 25cm3 of a 0.2mol dm3 solution
7 answers
asked by
Richard
2,854 views
How many total moles of ions are released when each of the following samples dissolves completely in water?
30.2g of Ba(OH)2 8H2O
4 answers
asked by
ben
2,672 views
The subject is stoichiometry. How many moles of NH3 can be produced from 12.0mol of H2 and excess N2?
4 answers
asked by
BeeBee
2,145 views
How many moles of water are produced by the complete combustion of 14.4g of C5H12?
4 answers
asked by
Moyer
2,440 views
How many moles of silver chromate will be produced from 146 g of silver nitrate?
3 answers
asked by
lucy
1,828 views
how many moles of Ba(OH)2 are present in 295mL of 0.400 M Ba(OH)2?
4 answers
asked by
Bianca
3,146 views
How many moles of oxalate (C2O42-) will 25 cm3 of 0.02 M potassium permanganate solution consume?
4 answers
asked by
Stella
1,084 views
N2(g) + 3H2(g) 2NH3(g) at STP
How many litres of ammonia gas is produced using 5 litres of H2? 5L H2 x (2L NH3 / 3L H2) =
5 answers
asked by
Shine bright shine far
2,495 views
How many moles of magnesium are needed to react with 16 g of O2?
2 MgO (s) + O2 (g) → 2 MgO (s)
4 answers
asked by
HAY
3,913 views
How many moles of aspirin C9H8O4, are in a bottle comtaining 450g by weight? (The approx atomic weights are C=12, H=1, O=16)
4 answers
asked by
dovile
4,240 views
how many moles are in 25 g of NaCl?
5 answers
asked by
john
8,248 views
Find moles of O atoms in 9.00g of Mg(NO3)2.
6 answers
asked by
ABC
4,502 views
Trying to calculate atoms of O in 2.00 moles of H3PO4.I used 2.00 mol h3po4÷4atoms O then × by 6.022 avrogados# My answer
4 answers
asked by
jackson
2,448 views
how do i calculate the moles of Na2CO3 present in the original 25.00mL aliquot of carbonate solution??
the tared mass of Na2CO3
5 answers
asked by
Anonymous
1,674 views
How many mole of H2 will be produced if 0.500 grams of magnesium is reacted with 10.00mL of 2.0 M HCl?
I've concluded the answer
5 answers
asked by
Martin
3,560 views
How many moles of magnesium chloride are formed when 55 mL of 0.70 M HCl is added to 42 mL of 1.204 g Mg(OH)2?
Mg(OH)2(s) +
4 answers
asked by
Morgan
2,573 views
How many moles of bromine are there in a 0.35 mL dichloromethane solution of 10% bromine?
Density of Bromine = 3.10g/mL Density
4 answers
asked by
Nathan
2,717 views
consider the fo9rmula for Al2(SO4)3,which is used in perspirants:
a. how many moles of sulfur are present i 3.0 moles of
4 answers
asked by
kim
3,662 views
how many totsl moles of ions are released when 0.83 mol of K3PO4 dissolves in water?
3 answers
asked by
samm
1,084 views
How many molecules are in 0.495 mole of lactic acid?
4 answers
asked by
Harold
1,807 views
Consider calcium phosphate.
1) How many moles of calcium atoms are present in one mole of calcium phosphate? 2) How many moles of
4 answers
asked by
robert leland
1,593 views
How many iron atoms are in 0.32 mol of Fe2O3
4 answers
asked by
Ana
2,311 views
How many moles of H3PO4 are produced when 142.0 g P4O10 reacts completely to form H3PO4?
4 answers
asked by
meg
797 views
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Parent Categories (19)
Atomic Mass
Atomic Structure
Atomic Structure and Counting
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