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Recent questions in Chemistry
In the formation of sodium chloride, sodium__electrons and chlorine__electrons
Ruchit
asked
Dec 27, 2024
by
Ruchit
8.2k
points
Chemistry
high-school
1
answer
4
votes
233k
views
What is the significance of shortening the fatty acid by one carbon in α-oxidation?
Mansoor Akram
asked
Dec 27, 2024
by
Mansoor Akram
8.2k
points
Chemistry
high-school
1
answer
0
votes
104k
views
For each of the following precipitation reactions, calculate how many grams of the first reactant are necessary to completely react with 17.9 g of the second reactant. Na2CO3(aq)+CuCl2(aq)→CuCO3(s)+2NaCl
JuanPablo
asked
Dec 27, 2024
by
JuanPablo
8.3k
points
Chemistry
college
1
answer
1
vote
78.1k
views
What gas has the highest refractive index?
Hugronaphor
asked
Dec 27, 2024
by
Hugronaphor
6.9k
points
Chemistry
high-school
1
answer
1
vote
31.2k
views
Is a solution a homogeneous mixture or a heterogeneous mixture? Explain your answer. (1 point)
Anthony Bobenrieth
asked
Dec 27, 2024
by
Anthony Bobenrieth
8.5k
points
Chemistry
college
1
answer
3
votes
78.8k
views
Boron cannot form which one of the following anions? a. BF₆³⁻ b. BH₄⁻ c. B(OH)₄⁻ d. BO₂⁻
Pal Szasz
asked
Dec 27, 2024
by
Pal Szasz
8.0k
points
Chemistry
high-school
1
answer
1
vote
33.1k
views
HBrO2 is a stronger acid than HBrO because HBrO2 has more oxygen atoms bonded to bromine. A. True B. False
Xtds
asked
Dec 27, 2024
by
Xtds
7.3k
points
Chemistry
high-school
1
answer
2
votes
29.0k
views
This atom can form up to _____ single covalent bond(s). A. 1 B. 0 C. 4 D. 3 E. 2
Dave Durbin
asked
Dec 27, 2024
by
Dave Durbin
8.5k
points
Chemistry
high-school
1
answer
2
votes
140k
views
Butane (C₄H₁₀(g), Hf = –125.6 kJ/mol) reacts with oxygen to produce carbon dioxide (CO₂ , Hf = –393.5 kJ/mol ) and water (H₂O, Hf = –241.82 kJ/mol) according to the equation below. What is the enthalpy
GreenROBO
asked
Dec 27, 2024
by
GreenROBO
8.5k
points
Chemistry
high-school
1
answer
2
votes
222k
views
The molecular formula of allicin, the compound responsible for the characteristic smell of garlic, is C6H10OS2. How many sulfur atoms are present in 5.00 mg of allicin?
Amit Tiwary
asked
Dec 27, 2024
by
Amit Tiwary
7.8k
points
Chemistry
high-school
1
answer
5
votes
58.7k
views
The atom is the ________ unit of matter that retains the identity of the substance. A) smallest B) indivisible C) fundamental D) basic
Victorx
asked
Dec 27, 2024
by
Victorx
7.8k
points
Chemistry
high-school
1
answer
5
votes
161k
views
What is a reaction written with TWO arrows instead of one called ?
Drashti Dobariya
asked
Dec 27, 2024
by
Drashti Dobariya
7.8k
points
Chemistry
college
1
answer
1
vote
179k
views
A bond's modified duration cannot be larger than its Macaulay duration assuming a positive yield-to-maturity. (True/False)
Ruben Decrop
asked
Dec 27, 2024
by
Ruben Decrop
8.2k
points
Chemistry
high-school
1
answer
4
votes
10.3k
views
Write the empirical formulas for the following compounds: a) C₂H₅ b) CH₃O c) C₃H₈O₂ d) C₄H₁₀
Clarice Bouwer
asked
Dec 27, 2024
by
Clarice Bouwer
8.4k
points
Chemistry
high-school
1
answer
3
votes
214k
views
What is the correct name for K2HPO4? a. dipotassium hydrogen phosphate b. potassium hydrogen phosphoxide c. potassium hydrogen phosphate d. potassium dihydrogen phosphate
Pat James
asked
Dec 27, 2024
by
Pat James
7.8k
points
Chemistry
high-school
2
answers
4
votes
28.9k
views
The diagram below shows: •three of the pathways the alpha particles take. •the number of alpha particles detected at positions A, B and C. Determine the simplest ratio of the number of alpha particles
SammyT
asked
Dec 27, 2024
by
SammyT
7.6k
points
Chemistry
high-school
1
answer
3
votes
5.2k
views
Separating a compound requires a (chemical or physical) reaction. a) chemical b) physical c) both d) neither
Seanysull
asked
Dec 27, 2024
by
Seanysull
7.8k
points
Chemistry
high-school
1
answer
2
votes
221k
views
What portion of Cheddar cheese is scattered over a loaded baked potato? A) 1 tsp B) 1 Tbl C) 1/2Tbl D) 1/2 cup
Dexty
asked
Dec 27, 2024
by
Dexty
7.7k
points
Chemistry
high-school
1
answer
5
votes
143k
views
A reaction occurs between calcium metal and water to form aqueous calcium hydroxide and hydrogen gas. State one chemical evidence for this reaction.
Antoine Gamond
asked
Dec 27, 2024
by
Antoine Gamond
7.8k
points
Chemistry
high-school
1
answer
5
votes
192k
views
For each of the following, fill in the blanks for all parts. 1. 12 m 10 m B=_ P = h=
Peter Smith
asked
Dec 27, 2024
by
Peter Smith
6.9k
points
Chemistry
high-school
1
answer
0
votes
119k
views
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