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Recent questions in Chemistry
The material you should use in the windshield washer container is? usually a special windshield washing solution
Dmitry Mina
asked
Sep 27, 2024
by
Dmitry Mina
7.9k
points
Chemistry
high-school
1
answer
0
votes
228k
views
I know that addition of a non-volatile solute in a pure solvent effects the rate of evaporation as the number of molecules leaving the liquid bulk per unit time decreases. However when the rate of evaporation
Keith Twombley
asked
Sep 27, 2024
by
Keith Twombley
7.8k
points
Chemistry
high-school
1
answer
1
vote
185k
views
Can a radical with a negative radicand have a real square root? Why or why not?
Dqm
asked
Sep 27, 2024
by
Dqm
7.7k
points
Chemistry
high-school
1
answer
0
votes
84.6k
views
Which pair of elements has similar properties? A. Mg, Ca B. H, He C. K, Ca D. CN
Andrew Norrie
asked
Sep 27, 2024
by
Andrew Norrie
7.6k
points
Chemistry
high-school
1
answer
4
votes
212k
views
Most Of alpha I rays through the gold foil these implies
Rick Falck
asked
Sep 27, 2024
by
Rick Falck
8.2k
points
Chemistry
high-school
1
answer
3
votes
57.0k
views
What is 26 atomic number?
Luigi Cortese
asked
Sep 27, 2024
by
Luigi Cortese
8.3k
points
Chemistry
high-school
1
answer
1
vote
71.4k
views
4 mol Na and 4 mol Br₂. Express your answer as a chemical formula. A. NaBr₂ B. Na₂Br C. Na₄Br₂ D. NaBr₄
Javonte
asked
Sep 27, 2024
by
Javonte
8.3k
points
Chemistry
high-school
1
answer
4
votes
127k
views
Complete and balance each of the following chemical equations. (In some cases, there may be more than one correct answer. (a) P4 + Al → (b) P4 + Na → (c) P4 + F2 → (d) P4 + Cl2 → (e) P4 + O2 → (f) P4 O6
Conectionist
asked
Sep 27, 2024
by
Conectionist
7.4k
points
Chemistry
high-school
1
answer
4
votes
81.2k
views
Which type of mode of transfer uses constant potential power sources with slope control? a) Globular transfer. b) Spray transfer. c) Pulsed current transfer. d) Short circuit transfer. e) Axial spray transfer.
Unfra
asked
Sep 27, 2024
by
Unfra
8.3k
points
Chemistry
high-school
1
answer
2
votes
6.6k
views
What information is needed in order to apply the Nernst equation? A) The osmotic pressure inside the cell. B) The concentration of an ion inside the cell. C) The concentration of an ion in the extracellular
Muki
asked
Sep 27, 2024
by
Muki
7.5k
points
Chemistry
high-school
2
answers
5
votes
206k
views
2. Of the plates listed, which will receive the highest number of hits from the Sun's rays when the Earth is positioned as shown below? O A Plate A OB. Plate C OC Plate F OD Plate J
Victor Mukherjee
asked
Sep 27, 2024
by
Victor Mukherjee
7.8k
points
Chemistry
college
1
answer
4
votes
218k
views
For each of the following, state if it would increase or decrease or have no effect on the reaction rate by choosing the correct answer from the dropdown menu. a). increasing the value of k b). adding
Cmani
asked
Sep 27, 2024
by
Cmani
7.4k
points
Chemistry
high-school
1
answer
1
vote
82.2k
views
Which elements for each? 2.I am in the carbon family and in the fifth period. 5. I have 20 neutrons and am found in your teeth and bones. 6. I make up 78% of the air and am found in the 15th group. 9.
Prasad Kharkar
asked
Sep 27, 2024
by
Prasad Kharkar
7.8k
points
Chemistry
high-school
1
answer
1
vote
114k
views
A galvanic cell involving the transfer of two electrons has an equilibrium constant of 2.4. What is the electrical potential (in volts) in this cell under standard conditions? Use the simplified equation
Grahame A
asked
Sep 27, 2024
by
Grahame A
8.1k
points
Chemistry
high-school
1
answer
0
votes
151k
views
Conclude Does changing the amount of one substance affect a mixture's identity and a compound's identity? Write an argument to defend your answer. Support your claim with evidence. Write your response
Drammy
asked
Sep 27, 2024
by
Drammy
9.0k
points
Chemistry
college
1
answer
2
votes
209k
views
The normal boiling point of 2,3,4-trimethylpentane, C8H18, is 113.47°C, and its molar enthalpy of vaporization is 37,600 J mol-1. What is its vapor pressure at 105.5°C? Options: A. 240.15 mmHg B. 270.89
ILoveWagons
asked
Sep 27, 2024
by
ILoveWagons
7.7k
points
Chemistry
high-school
1
answer
5
votes
148k
views
At what pressure in atm does ethane (C₂H₆) have a density of 37.2 g/L at 61.8 °C? At what temperature (in K) does uranium hexafluoride have a density of 0.6480 g/L at 0.5073 atm? Answer both questions
Schabluk
asked
Sep 27, 2024
by
Schabluk
7.7k
points
Chemistry
college
2
answers
2
votes
174k
views
Given the unbalanced equation, Cr(NO3)3(aq) + LiOH(aq) → LiNO3(aq) + Cr(OH)3(s), how many grams of Cr(OH)3 are produced from 1.25 g of LiOH? A) 6.25 g B) 12.50 g C) 18.75 g D) 25.00 g
Stephen Briney
asked
Sep 27, 2024
by
Stephen Briney
8.6k
points
Chemistry
high-school
1
answer
0
votes
152k
views
Bio Ch 3 ________ is only used when energy demands are unusually high.
Saty
asked
Sep 27, 2024
by
Saty
8.4k
points
Chemistry
high-school
1
answer
5
votes
168k
views
Hey! i have a question. how many clouds does it take to cover the hole sky?
Benjamin Leinweber
asked
Sep 27, 2024
by
Benjamin Leinweber
8.1k
points
Chemistry
high-school
1
answer
2
votes
179k
views
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