Recent questions in Chemistry

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Compare and contrast Mechanical weathering and Chemical weathering. Mechanical weathering: 1. 2. Chemical weathering: 1. 2. Both: 1. 2. Thank you!

Mjaskowski asked Dec 19, 2024

by Mjaskowski

7.9k points

1 answer

5 votes

49.5k views

Which element has the greatest second ionisation energy? A Ne B Na C Mg D Al

FooTheBar asked Dec 19, 2024

by FooTheBar

8.0k points

1 answer

3 votes

93.7k views

Determine the concentration of 24.5 grams of cesium hydroxide in 100.0 mL of water.

Bala Ganesh asked Dec 19, 2024

by Bala Ganesh

8.0k points

1 answer

1 vote

89.8k views

10 Gram of BaCl₂.X.H₂O is dissolved per liter of the solution in water . 15 ml of this solution required 24.75ml of 0.05N AgNO₃ for complete precipitation .Calculate x, the number of molecules of water

Hmoyat asked Dec 18, 2024

by Hmoyat

8.5k points

1 answer

4 votes

24.5k views

Peptide binding groove of MHC class I and MHC class II molecule the ends are

Michael Superczynski asked Dec 18, 2024

by Michael Superczynski

8.1k points

1 answer

1 vote

171k views

How many grams of naoh are required to produce 3 grams of hydrogen

Rosita asked Dec 18, 2024

by Rosita

8.6k points

1 answer

4 votes

133k views

Identify the element represented by the electron configuration 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁵. A) Phosphorus (P) B) Sulfur (S) C) Chlorine (Cl) D) Bromine (Br)

Andris Jefimovs asked Dec 18, 2024

by Andris Jefimovs

8.6k points

1 answer

5 votes

35.6k views

In the Brønsted-Lowry system, an acid reacts by donating a proton to a base. In doing so, the acid becomes its conjugate base. The formula of the conjugate base is the formula of the acid less one hydrogen.

Pete Haas asked Dec 18, 2024

by Pete Haas

7.8k points

1 answer

3 votes

31.2k views

What makes up most of the GDP of the United States?

Satish Singh asked Dec 18, 2024

by Satish Singh

8.3k points

1 answer

1 vote

189k views

Which of the oxidation states would commonly be shared by Pb, Zn, & Co? A. +2 B. +4 C. +1 D. +3

Tmountjr asked Dec 18, 2024

by Tmountjr

7.4k points

1 answer

4 votes

142k views

Explain why the plot of PV for CO₂ differs from that of an ideal gas. a) CO₂ molecules have a different shape compared to ideal gas molecules. b) CO₂ exhibits strong intermolecular forces not present in

Fenwick asked Dec 18, 2024

by Fenwick

7.8k points

1 answer

1 vote

212k views

Its well-known that crystal field splitting occurs because the electrons in d orbitals repel incoming ligands and the d orbitals are no longer degenerate. My question is now: is the repulsion (with the

Sean Kelleher asked Dec 18, 2024

by Sean Kelleher

6.7k points

1 answer

1 vote

3.1k views

To which number set(s) does the following number belong? -11

Misagh Aghakhani asked Dec 18, 2024

by Misagh Aghakhani

7.5k points

1 answer

1 vote

208k views

The atomic mass unit is equivalent to 112 of the mass of a neutral atom of which element?

Kishan Radadiya asked Dec 18, 2024

by Kishan Radadiya

8.3k points

1 answer

4 votes

221k views

HELPPPP FASTTTTTTT An inflated balloon is left outside overnight. It has a volume of 1.7 4 L when the temperature is 20.2 degC and the pressure is 1.02 atm. At what temperature will the balloon have a

Dan Gerhardsson asked Dec 18, 2024

by Dan Gerhardsson

8.2k points

1 answer

5 votes

88.3k views

Which fact about water is an example of a chemical property! Water expands when it freezes. The boiling point of water is 100°C. Water can separate into hydrogen and oxygen. The density of water is greater

Firen asked Dec 18, 2024

by Firen

7.8k points

1 answer

2 votes

121k views

What is mother thinking? Is she in a different frame of mind than Mr. Velji? a) True b) False

Kevin Shea asked Dec 18, 2024

by Kevin Shea

7.5k points

1 answer

0 votes

196k views

a 2.815-g sample of cuso4 . xh20 was heated until all of the water was removed. calculate the percentage water of hydration and the formula of the hydrate if the residue after heating weighed 2.485g.

JRicardo asked Dec 18, 2024

by JRicardo

7.7k points

1 answer

4 votes

217k views

What is the atomic structure of an atom with 2 protons and 4 neutrons? 1) 2 protons and 4 neutrons 2) 2 protons and 6 neutrons 3) 4 protons and 2 neutrons 4) 6 protons and 2 neutrons

Deepak Agrawal asked Dec 18, 2024

by Deepak Agrawal

8.1k points

1 answer

5 votes

103k views

How are metals typically named in coordination chemistry, and what naming conventions are followed for these metals?

Leenyburger asked Dec 18, 2024

by Leenyburger

8.1k points

1 answer

2 votes

144k views

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