Question
In: Chemistry
1. How many grams of Kr are in a 9.76 L cylinder at 75.6 ∘C and...
1. How many grams of Kr are in a 9.76 L cylinder at 75.6 ∘C and 9.27 atm?
mass: ? g
2. If 2.44 g Ar are added to 2.38 atm He in a 2.00 L cylinder at 27.0 °C, what is the total pressure of the resulting gaseous mixture?
= ? atm
Please help would greatly appreciate it..Thank you so much.
Solutions
queen_honey_blossom answered 10 months agoRelated Solutions
1) How many grams of dry NH4Cl need to be added to 2.40 L of a...
1) How many grams of dry NH4Cl need to be added to 2.40 L of
a 0.800 M solution of ammonia, NH3, to prepare a buffer solution
that has a pH of 8.82? Kb for ammonia is 1.8 x 10^-5.
2) A beaker with 150 mL of an acetic acid buffer with a
pH of 5.000 is sitting on a benchtop. The total molarity of acid
and conjugate base in this buffer is 0.100 M. A student adds 6.80
mL...
In the ground state Kr atom, how many electrons have both quantum number l = 2...
In the ground state Kr atom, how many electrons have both
quantum number l = 2 and ms= -1/2?What
is the maximum amount of orbitals (in any atom) that could
have n = 3, ml= -1?
What is the maximum amount of electrons in any atom can have
both of these quantum numbers?
n = 2 and ml= 0?
In the ground state Br atom, how many electrons have quantum
number l = 0?
In the ground state Xe atom,...
1. How many grams of solid sodium nitrite should be added to 1.50 L of a...
1. How many grams of solid sodium
nitrite should be added to 1.50 L
of a 0.106 M nitrous acid
solution to prepare a buffer with a pH of
4.058?
grams sodium nitrite = _____
g.
2. How many grams of solid sodium
cyanide should be added to 1.00 L
of a 0.196 M hydrocyanic acid
solution to prepare a buffer with a pH of
10.140?
grams sodium cyanide =
_____g.
1) How many grams of solid ammonium chloride should be added to 1.50 L of a...
1) How many grams of solid ammonium
chloride should be added to 1.50
L of a 0.273 M ammonia solution
to prepare a buffer with a pH of 8.540 ?
2) How many grams of solid sodium
hypochlorite should be added to
1.00 L of a 0.239 M
hypochlorous acid solution to prepare a buffer
with a pH of 8.109 ?
1. How many grams of solid sodium nitrite should be added to 1.50 L of a...
1. How many grams of solid sodium nitrite should be added to
1.50 L of a 0.159 M nitrous acid solution to prepare a buffer with
a pH of 4.126 ?
grams sodium nitrite = _____g
2. How many grams of solid sodium
nitrite should be added to 1.00 L
of a 0.134 M nitrous acid
solution to prepare a buffer with a pH of 4.123
?
grams sodium nitrite =
_____g.
1.A. How many grams of potassium permanganate should be used to prepare 34 L of the...
1.A. How many grams of potassium permanganate should be used to
prepare 34 L of the chlorine gas at 21.9 °C and 12.0 psi? (1 atm =
14.70 psi)
2KMnO4 + 16HCl --> 2MnCl2 + 5Cl2 +2KCl + 8H2O
B. What if the yield of the chlorine in this reaction is only
85.0 %? How many grams of potassium permanganate should be
used?
1) How many grams of solid potassium cyanide should be added to 1.50 L of a...
1) How many grams of solid potassium
cyanide should be added to 1.50 L
of a 0.236 M hydrocyanic acid
solution to prepare a buffer with a pH of 10.287
?
grams potassium cyanide =
______g.
-
2) The volume of water needed to dissolve
0.0661 grams of lead fluoride is
_____ L.
Assume no volume change upon addition of the solid.
How many grams of solute are in each of the following solutions? 0.437 L of a...
How many grams of solute are in each of the following
solutions?
0.437 L of a 0.350 M K2CO3 solution =
15.5 mL of a 2.50 M AgNO3 solution =
25.2 mL of a 6.00 M H3PO4 solution =
1) How many grams of iron are needed to completely consume 39.5 L of chlorine gas...
1) How many grams of iron are needed to
completely consume 39.5 L of chlorine
gas according to the following reaction at 25 °C and 1
atm?
iron ( s ) +
chlorine ( g
) iron(III) chloride (
s )
_____________grams iron
2) What volume of oxygen gas
is produced when 22.5 g of mercury(II)
oxide reacts completely according to the following
reaction at 25 °C and 1 atm?
mercury(II) oxide (s)
mercury (l) +
oxygen(g)
-------------liters oxygen gas
1. How many grams of iron are needed to completely consume 6.44 L of oxygen gas...
1.
How many grams of iron are needed to completely
consume 6.44 L of oxygen gas
according to the following reaction at 25 °C and 1 atm?
iron ( s ) +
oxygen ( g
) iron(II) oxide (
s )
grams iron
2.
What volume of hydrogen gas is produced when
47.7 g of iron reacts completely
according to the following reaction at 25 °C and 1 atm?
iron (s) +
hydrochloric
acid(aq)iron(II)
chloride (aq) +
hydrogen(g)
liters hydrogen...
ADVERTISEMENT
ADVERTISEMENT
Latest Questions
- Can you show how to do this step by step using Matlab please. Write a function...
- Plaintiff died of gas asphyxiation when he entered a sewer tunnel without a mask to answer...
- Retail Co has a unique set of HR practices. Describe and evaluate how you think the...
- Discuss some of the ways artists experimented with new styles and techniques, and how these differed...
- What is the recurrence relation for T(n) = (n-1)T(n-1) + n?
- Q2: Specify any four difference between Client/Server computing and Peer-to-Peer computing. Which architecture used by Bitcoin...
- Assignment 5: Roman Numerals Assignment 5 You must create an application that takes two integer values,...
ADVERTISEMENT