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Recent questions in Chemistry
What does the law of conservation of mass state? 1. Energy cannot be created or destroyed 2. The total mass of the products in a reaction is more that the total mass of the reactants 3. The total mass
Gleb
asked
Jul 4, 2023
by
Gleb
4.0k
points
Chemistry
college
1
answer
18
votes
98.7k
views
4- Which of the following is not a property of vinegar? (a) Dissolve on water gives H* (b) Has a slippery feel (C) Turns litmus from blue to red (d) React with zinc gives hydrogen gas.
Jvriesem
asked
Jul 4, 2023
by
Jvriesem
4.1k
points
Chemistry
high-school
1
answer
5
votes
74.6k
views
How many moles are in 6.0 g of C?
Hannes Ach
asked
Jul 4, 2023
by
Hannes Ach
3.8k
points
Chemistry
college
2
answers
1
vote
82.4k
views
The molecular geometry of the PF3 molecule is __________, and this molecule is ________. O tetrahedral, unipolar O trigonal pyramidal, nonpolar O trigonal pyramidal, polar O trigonal planar, nonpolar O
Denizs
asked
Jul 4, 2023
by
Denizs
4.3k
points
Chemistry
college
2
answers
18
votes
36.6k
views
How many grams of iron are in 3.2 moles of iron
Dhatri Suresh
asked
Jul 4, 2023
by
Dhatri Suresh
4.4k
points
Chemistry
high-school
2
answers
5
votes
159k
views
A car travels 180 m souteast in 30 s. What is it's average velocity?
Johnnyutts
asked
Jul 4, 2023
by
Johnnyutts
4.3k
points
Chemistry
high-school
1
answer
13
votes
61.6k
views
Which of the following statements is true? Select one: a. A solution is a pure substance. b. A solution is a mixture. c. The solvent is dissolved in the solute. d. A solution has the same properties as
Timilehinjegede
asked
Jul 4, 2023
by
Timilehinjegede
4.1k
points
Chemistry
high-school
1
answer
25
votes
70.9k
views
Calculate the volume of the following gas sample at STP. 29 mol CH4
Daniel Hollands
asked
Jul 4, 2023
by
Daniel Hollands
3.9k
points
Chemistry
college
1
answer
5
votes
219k
views
Which measurement scale should the scientist use to describe the amount of heat in the solution?
Sumit Saurabh
asked
Jul 4, 2023
by
Sumit Saurabh
4.2k
points
Chemistry
high-school
1
answer
3
votes
207k
views
If 2g of Ca is reacted with 2 g of Cl₂ to give 3.1 g of CaCl2 What is the percent yield?
Patrick Frey
asked
Jul 4, 2023
by
Patrick Frey
4.0k
points
Chemistry
high-school
1
answer
0
votes
76.4k
views
Which process does the sun cause by increasing the amount of Energy in water
PoKoBros
asked
Jul 4, 2023
by
PoKoBros
4.1k
points
Chemistry
college
1
answer
19
votes
137k
views
How do the freezing point and boiling point of a solution compare with those of its pure solvent?The freezing point of the solution is _________a) higher b) lower and the boiling point is ________a) higherb)
Kevin Ng
asked
Jul 4, 2023
by
Kevin Ng
4.0k
points
Chemistry
college
1
answer
1
vote
100k
views
Where do you find periods and groups in the periodic table?
TerDale
asked
Jul 4, 2023
by
TerDale
3.8k
points
Chemistry
college
1
answer
5
votes
195k
views
for the hydrogenation reaction shown, draw the correct product and select the correct iupac name for the organic reactant. (ignore product stereochemistry in your answer.)
Michelson
asked
Jul 4, 2023
by
Michelson
3.9k
points
Chemistry
high-school
1
answer
5
votes
216k
views
Calculate the pH of a solution that is 0.113 M HCI.
CmdrMoozy
asked
Jul 4, 2023
by
CmdrMoozy
4.2k
points
Chemistry
college
1
answer
20
votes
185k
views
A few drops of food coloring are put into two containers of water. Observations are shown in the table. Which statement best explains the observations in the table? A) The temperature of sample 1 is higher
Jacob Wu
asked
Jul 4, 2023
by
Jacob Wu
4.9k
points
Chemistry
high-school
1
answer
20
votes
14.3k
views
What is one element a topographic map shows? Air flow Climate People Relief
Pono
asked
Jul 4, 2023
by
Pono
4.2k
points
Chemistry
college
1
answer
1
vote
199k
views
PLEASE HELP!!! 1. SEP Develop Models Use the space to draw electron dot structures to model the bonding in calcium oxide (CaO), calcium chloride (CaCl₂), and potassium nitride (K₂N). As you develop your
Paul Dubs
asked
Jul 4, 2023
by
Paul Dubs
3.4k
points
Chemistry
college
1
answer
1
vote
100k
views
Explain the relationship between work, energy and power
Zrrbite
asked
Jul 4, 2023
by
Zrrbite
4.0k
points
Chemistry
middle-school
2
answers
2
votes
142k
views
Is this microwaveable
NYCdotNet
asked
Jul 4, 2023
by
NYCdotNet
4.4k
points
Chemistry
college
2
answers
1
vote
120k
views
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