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Stoichiometry
Page 9
Questions (11,726)
How many Cu+2 ions are in 5.33 mol of CuCl2?
I did this so far: n-> 5.33 mol Ncu-> ? ions M= 134.45 g =5.33 mol x (602x10^23
4 answers
asked by
Sunny
1,064 views
How many grams of nitrogen are required to react with 2.79g of hydrogen to produce ammonia?
A) 25.8 g B) 13.0 g C) 78.2 g D) 38.7
4 answers
asked by
Anonymous
5,558 views
How much Na is needed to react with H2O to
liberate 179 mL H2 gas at STP? Answer in units of g Please help me with what formulas
4 answers
asked by
Peter
1,262 views
Determine the number of bromide ions in solution when 4.23 g of magnesium bromide and 1.21 g of potassium bromide are dissolved
4 answers
asked by
Stacy
2,974 views
Hi. I'm not sure if my strategy for this problem is correct:
How many grams of CaCO3 will dissolve in 3.0x10^-2 mL of 0.050M
4 answers
asked by
Amir
1,913 views
What mass of solid aluminum hydroxide can be produced when 50.0mL of .200 M Al(NO3)3 is added to 200.0 mL of .100 M KOH
4 answers
asked by
Anonymous
3,706 views
5.6g of iron metal Fe are heated strong and mixed with 8g of sulfur S to form 4.4g of iron(ll) sulfide FeS. a, identify the
4 answers
asked by
Bayisaa
451 views
Calculate the molarity of a Ba(OH)2 solution if 1.90 L is completely neutralized by 0.261 L of 0.505 M HNO3.
4 answers
asked by
anon
943 views
How many grams are there in 2.5 mol MgCl2?
4 answers
asked by
luna
912 views
A 8.07g sample of impure Ag2O decomposes into solid silver and O2(g). If 395mL of O2(g) is collected over water at 25 degrees
4 answers
asked by
Kim
1,430 views
What volume of coffee (pH=5.0) would be required to have .25 moles of H3O+ ions? (must be two steps)
4 answers
asked by
Luna
1,470 views
what mass of zinc dissolved in dilute HCL will produce 0.15g of hydrogen ?
can you explain the steps to sloving this question
4 answers
asked by
precious
1,208 views
4g of a mixture of CaCO3 and sand is treated with an excess of HCl and 0.88g of CO2 is produced. What is the percentage of CaCO3
5 answers
asked by
Ana
5,332 views
what mass of H2SO4 is contained in 25g of 15percent w/w solution?
4 answers
asked by
Titus
729 views
Find the number of moles in 2.00 L of gas at 35.0°C and under 7.41×107 N/m2 of pressure.
Select one: a. 0.051 moles b. 51 ×105
4 answers
asked by
Sandra
1,642 views
a 10.0mL sample of an unknown H3PO4 solution requirs 112mL of 0.100 M KOH to completely react with the H3PO4. What was the
4 answers
asked by
Monique
4,502 views
How much heat (in kilojoules) is released on reaction of 4.10 g of Al?
Reaction: 2Al(s) + 3Cl2(g)--->2AlCl3(s) Delta H= -1408.4
4 answers
asked by
Julie
1,052 views
What volume of hydrogen would be required to produce 0.400 mole of HCl at STP?
H2(g) + Cl2 (g) → 2HCl(g)
4 answers
asked by
Valeria
1,305 views
When 0.010 moles of Zn(s) reacts with 30.0 mL of 1.0 M HCl, the H2 gas produced is collected in a 1.0 L flask at a temperature
4 answers
asked by
Sarah
738 views
sulfuric acid can be prepared by a multistep process summarized as: 2 SO2 + O2 + 2 H2O--> 2 H2SO4 What mass of sulfuric acid
4 answers
asked by
Anonymous
1,601 views
A 10.0mL sample of H2SO4 was neutralized by 13.5mL of 1.0M KOH. What was its molarity of H2SO4? What is the normality?
4 answers
asked by
Michelle
2,063 views
A sample of liquid consisting of only C,H and O and having a mass of 0.5438g was burned in pure oxygen and 1.039g of CO2 and
4 answers
asked by
rose
3,385 views
Calculate the percent yield of alum if you obtained 75.0 g of potassium alum from 5.00 g Al.
4 answers
asked by
Cynthia
2,700 views
Please help me with these questions:
1. Consider the equation:2Na+ 2H2O-->2NaOH +H2 -If 92.0g of sodium is reacted with 76.0g of
3 answers
asked by
Sally
1,410 views
how many grams of 5%NaNO3 will be required to prepare 250ml solution
3 answers
asked by
amruta
1,548 views
2Sb + 3I2->2SbI3
Determine the limiting reactant and theoretical yield when 1.2 mol of Sb and 2.40 mol I2 are mixed.
4 answers
asked by
neil
1,843 views
The mass (in grams) of FeSO4*7H2O required for preparation of 125 mL of 0.90 M
4 answers
asked by
Snojika
1,575 views
Calculate the number of moles of H2SO4 in 500ml of 0.324M H2SO4 solution and calculate the number of grams of H2SO4 in 500ml of
4 answers
asked by
Zainab
1,757 views
Nitroglycerin, C3H5(NO3)3, a solid explosive compound, decomposes to carbon dioxide, water vapor, nitrogen, and oxygen. (a)
4 answers
asked by
Kid
5,437 views
how many grams of hydrogen make up 3.5 moles of glucose C6H6O6?
a 1.7g b 3.5g c21.0g d 101.5g
6 answers
asked by
Anonymous
1,298 views
3.) One method used in the eighteen century to generate hydrogen was to pass steam through red-hot steel tubes. The following
7 answers
asked by
mhaidar9108
1,389 views
45.2 g of Mg(OH) 2 (s) is dissolved in enough water to make 1.00 L of solution. what is the concentration of the solution?
4 answers
asked by
lexi
429 views
What mass of hydrated copper(II) sulfate
(CuSO4·5H2O) is needed to prepare one liter of a 0.6675 molar solution of CuSO4? a.
7 answers
asked by
emma african
1,002 views
What mass (in grams) of iron(III) oxide contains 58.7 g of iron?
3 answers
asked by
Anonymous
1,150 views
Calculate the mass of ammonia produced when 11.2cm3 of nitrogen gas is reacted with excess hydrogen gas
4 answers
asked by
Ajoke
1,329 views
Combustion of a 0.1595 g of menthol
(156 g/mol) produces .449 g of Carbon Dioxide and 0.184 g of Water. What is the formula of
4 answers
asked by
Taylor
1,813 views
S8+4Cl2 -----> 4S2Cl2
A) what mass of S2Cl2 can be produced? B) what mass of the excess reactant remains When the limiting
3 answers
asked by
Lujing
1,554 views
Calculate the molarity of a solution containing 40.0 g glucose (C6H12O6) in enough ethanol (C2H5OH) to make 40.0 mL of solution.
3 answers
asked by
CC
1,282 views
What amount (in moles) of FeS2(s) are required to produced 64g of SO2(g) according to the following equation?
4FeS2(s) +
4 answers
asked by
mary.
2,940 views
How many moles of water are produced when 0.48 moles of butane c4h10 react?
3 answers
asked by
Anne
318 views
One mole (mol) of any substance consists of 6.022 x 10²³ molecules
(Avogadro's number). What is the translational kinetic
3 answers
asked by
ABC_ABC
718 views
Calculate the volume of nitrogen that will be produced at S.T.P from the decomposition of 9.6g of ammonium dioxonitrate 3?
3 answers
asked by
Ọga mugu
720 views
Calculate the amount of hydrogen atoms in 0.75 mol of water molecules
3 answers
asked by
wallace
935 views
Consider the following unbalanced reaction: Fe2O3 (s) + CO (g) --> Fe (s) + CO2 (g) How many moles of carbon dioxide are
4 answers
asked by
Akua
2,974 views
What volume of hydrogen, reacting with nitrogen, will produce 500 dm^3 of NH3 at STP?
3 answers
asked by
Emily
647 views
If 84.1 g of sodium hydroxide are reacted with 51.0 g of aluminum in the following equation:
2NaOH + 2Al + 2H2O --> 2NaAlO2 + 3H2
4 answers
asked by
Charles
1,211 views
Calculate:
In the following equation, 417.96 g of Bi (bismuth) reacts completely with 200 g of F (fluorine.) How many grams of
4 answers
asked by
Lindsey
2,104 views
What volume of oxygen gas is needed to react completely with 0.677 L of carbon monoxide gas (CO) to form gaseous carbon dioxide?
5 answers
asked by
Ally
1,223 views
Pharmacists sell tablets containing magnesium hydroxide, Mg(OH)2, to combat indigestion. A student carried out an investigation
3 answers
asked by
Youtube
1,647 views
The reaction between 34.0 g of NH3 and excess oxygen gas produces 45.9 g of NO gas and some water. Determine the percent yield.
4 answers
asked by
bri
2,516 views
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