Recent questions in Chemistry

0 votes

1 answer 120 views

What is the predicted geometry and polarity of the XeF2 molecule based on the VSEPR theory?

asked Jan 31 in Inorganic Chemistry by LenoreCheval (2.4k points)

0 votes

1 answer 137 views

What is the structure of the unknown compound X, based on its nuclear magnetic resonance spectrum, which shows a singlet at δ 7.8 ppm and a triplet at δ 1.2 ppm?

asked Jan 31 in Analytical Chemistry by LavonneFuqua (1.4k points)

0 votes

1 answer 162 views

What is the structure of compound X, based on its nuclear magnetic resonance spectroscopy spectrum, which displays a singlet at 3.8 ppm and a quartet at 1.2 ppm?

asked Jan 31 in Analytical Chemistry by LeathaOchoa (1.7k points)

0 votes

1 answer 75 views

What is the chemical structure of a compound with a chemical formula of C9H10O2 that shows a signal at 2.3 ppm in its proton NMR spectrum and has a singlet signal at 170 ppm in its carbon NMR spectrum?

asked Jan 31 in Physical Chemistry by KristeenBras (2.0k points)

0 votes

1 answer 170 views

What is the chemical structure of a compound that exhibits a peak at 3 ppm in a ^1H-NMR spectrum and a peak at 125 ppm in a ^13C-NMR spectrum?

asked Jan 31 in Physical Chemistry by AleidaSeifer (1.7k points)

0 votes

1 answer 113 views

What is the structure of compound X based on its proton NMR spectrum, which shows a singlet at 1.2 ppm with an integration of 3, a doublet at 2.5 ppm with an integration of 2, and a quartet at 3.7 ppm with an integration of 1?

asked Jan 31 in Analytical Chemistry by EusebiaGilla (1.8k points)

0 votes

1 answer 138 views

What is the structure of an unknown compound with molecular formula C5H10O2 that exhibits singlets in its 1H-NMR spectrum at δ 1.1, 2.3 and 3.7 ppm and a doublet at δ 2.9 ppm?

asked Jan 31 in Analytical Chemistry by Lula12H24597 (2.6k points)

0 votes

1 answer 111 views

What is the chemical structure of an unknown compound based on its infrared spectrum, where a peak is observed at 3500 cm^-1 and no peaks are observed between 1600-1800 cm^-1?

asked Jan 31 in Physical Chemistry by NicholasTwm2 (2.0k points)

0 votes

1 answer 136 views

Identify the structure of the unknown organic compound using IR and NMR spectroscopy. The IR spectrum shows a peak at 1720 cm⁻¹ and the NMR spectrum shows a singlet at δ 1.0 ppm, a quartet at δ 2.5 ppm, and a doublet at δ 7.2 ppm. Provide the molecular formula and propose a possible structure for the compound.

asked Jan 31 in Organic Chemistry by HoracioMott0 (1.8k points)

0 votes

1 answer 123 views

How does the DNA repair pathway known as base excision repair (BER) work on a molecular level and what are the key enzymes involved in this process?

asked Jan 31 in BioChemistry by SylviaPettey (2.4k points)

0 votes

1 answer 103 views

How does the base excision repair mechanism work to maintain the integrity of DNA during replication and prevent mutations?

asked Jan 31 in BioChemistry by CheryleCass8 (1.7k points)

0 votes

1 answer 80 views

What are the steps involved in balancing a chemical equation, and can you provide an example of a balanced equation?

asked Jan 31 in Chemical education by HeleneHoward (2.0k points)

0 votes

1 answer 144 views

How do bacteria convert atmospheric nitrogen gas into organic nitrogen molecules like amino acids? What role do enzymes such as nitrogenase and reductase play in this process?

asked Jan 31 in BioChemistry by FranklinPeel (2.2k points)

0 votes

1 answer 125 views

What are the mechanisms by which bacteria develop resistance to antibiotics, and how can medicinal chemists modify existing antibiotics or develop new ones to overcome these mechanisms and effectively combat drug-resistant bacteria?

asked Jan 31 in Medicinal Chemistry by YvonneRausch (2.0k points)

0 votes

1 answer 159 views

What is the mechanism of action of avobenzone, a widely used ingredient in sunscreen products, under UV radiation? Investigate the photochemical properties of the compound and highlight the factors that make it an efficient UV absorber.

asked Jan 31 in PhotoChemistry by OtiliaBancro (1.5k points)

0 votes

1 answer 156 views

What is the role of ATP synthase in oxidative phosphorylation within the electron transport chain?

asked Jan 31 in BioChemistry by PenneyMaxey5 (2.0k points)

0 votes

1 answer 134 views

What is the role of ATP synthase in the oxidative phosphorylation process of the citric acid cycle? How does it contribute to the production of ATP molecules in the cell?

asked Jan 31 in BioChemistry by Latonya89F54 (2.2k points)

0 votes

1 answer 116 views

How does ATP regulate the glycolysis pathway?

asked Jan 31 in BioChemistry by MarianneBarc (1.7k points)

0 votes

1 answer 145 views

How is ATP utilized in the biochemical pathways of glycolysis and gluconeogenesis? Provide a detailed explanation of the role of ATP in these processes and identify the specific enzymes involved.

asked Jan 31 in BioChemistry by ChristieJzq (1.7k points)

0 votes

1 answer 171 views

How does atomic structure affect the periodic trends of elements, and how can this knowledge help us better understand the placement of elements in the periodic table?

asked Jan 31 in Chemical education by CecileODrisc (1.9k points)

Categories