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Questions (28)
The molar mass of hydrogen gas (H2) is 2 g/mol. The molar mass of oxygen gas
(O2) is 32 g/mol. When the reaction starts with 32
1 answer
212 views
In the image below, there are eight samples of different ELEMENTS. Each sample
is exactly 1 mol. Why are the masses of each
1 answer
154 views
In the image below, there are eight samples of different ELEMENTS. Each sample
is exactly 1 mol. Why are the masses of each
1 answer
281 views
2/2=?
1 answer
104 views
When the following equation is balanced, what is the coefficient in front of the
HCI? HCI + CaCOS → CaCl₂ + CO₂ + H₂O
1 answer
136 views
When the following equation is balanced, what is the coefficient in front of the
HCI? HCI + CaCOS → CaCl₂ + CO₂ + H₂O o 1
1 answer
136 views
How many atoms of sulfur are in a 2.500 mole sample of pure sulfur? *
1 answer
183 views
How many atoms of sulfur are in a 2.500 mole sample of pure sulfur? *
O 1.505 x 10 24 O 5.69 x 10-24 O 110. O 1.20 x 1024
1 answer
188 views
What is the mass in 3.00 x 10 23 units of calcium chloride, CaCl₂? *
1 answer
280 views
What is the mass in 3.00 x 10 23 units of calcium chloride, CaCl₂? *
O 1.05 g O 79.5 g O 54.8 g O100 g
1 answer
170 views
Please Help!
What is the molar mass of phenol (C₂H5OH)? The atomic masses of C, H and O are 12.0, 1.01 and 16.00 amu
1 answer
153 views
What is the molar mass of phenol (C₂H5OH)? The atomic masses of C, H and O
are 12.0, 1.01 and 16.00 amu respectively. O 94.1
1 answer
223 views
What is the mass in 3 * 10 ^ 23 units of calcium chloride, CaC*k_{2} ?*
1 answer
100 views
When 496 5 grams of Pb(NO3)2 reacts completely with KBr, how much will the
total mass of the products be? Explain your answer
1 answer
145 views
When 496 5 grams of Pb(NO3)2 reacts completely with KBr, how much will the
total mass of the products be? Explain your answer
1 answer
275 views
A Ustedes______ gusta pasar un rato con los amigos .(1 Point)
les me le nos
0 answers
139 views
The molar mass of hydrogen gas (H2) is 2 g/mol. The molar mass of oxygen gas
(O2) is 32 g/mol. When the reaction starts with 32
1 answer
187 views
When 496.5 grams of Pb(NO3)2 reacts completely with KBr, how much will the
total mass of the products be? Explain your answer.
1 answer
242 views
Select all that are foreign policy issues. (Choose THREE)
Immigration Education Global economy Disease Human rights
1 answer
139 views
A random sample of carbon contains two isotopes: C-12 and C-13 with masses of 12.00 amu (5.00 %) and 12.99 amu (95.00 %)
1 answer
164 views
The intermediate shown converts a ketone or aldehyde into what functional group?
A organophosphane B alkene C alkyne D 1,2
1 answer
165 views
The three dienes(red) associated with compound A - C do not react similarly with a dienophile. One diene has a low activation
1 answer
180 views
What is NOT TRUE about all forces?
A. They can be unbalanced B. They ALWAYS cancel each-other out C. They can cause objects to
1 answer
105 views
what is not true about all forces?
1 answer
113 views
Hydrogen and oxygen react to produce water according to the following equation.
2H2 + O2 → 2H2O The molar mass of hydrogen gas
1 answer
215 views
In a favorable habitat and without natural predators, a population of reindeer is introduced to an island preserve. The reindeer
0 answers
575 views
A function of three variables is given by, f (x,y,t) = x3y2sin t + 4x2t + 5yt2 + 4xycos t Find ft (3.44,0.58,8.1) giving your
4 answers
500 views
The fundamental resonance on a string is 60 cm length fixed at both ends is 440Hz. What is the speed of a wave traveling on this
2 answers
784 views
Answers (16)
The answer is I can be certain that my predicted value will match the actual value exactly.
Why can't ppl just tell us da answer 😭 All these opinions shouldn't be here just answers
Real99 and anonymous are right I just got 5/5 for connex
I’m a 5 grader I need help
Yeah! I know it is so late but you are correct! :)
Its B - stimulate economic growth.
This makes no sense. We come here for help when google doesn't work. Google is always the first thing we do after looking for it in our books or text.
What is it?
CCA (Connections Academy) Lesson 1: Setting Background for Dragonwings. 1.D 2.C 3.A 4.A
For Connections Academy (CCA) users.
For the practice the answers are 1. B 2. A, D 3. A 4. A For the quick check the answers are 1. B 2. D 3. A 4. A
LELE is right I just got 6/6
Kayla is right her answers are correct
the answer for 2 is A 1. B 2. A 3. D
2 is A and D
ft = f(t) t should be in radians mode..