Recent activity by SamMph085344

1 answer 35 views

How does the ratio of reactants affect the reaction rate in the reaction between hydrogen gas and iodine gas to form hydrogen iodide gas?

answered Feb 22 in Chemical kinetics

1 answer 27 views

What is the effect of pH on the reaction rate between hydrochloric acid and magnesium ribbon?

answered Feb 22 in Chemical kinetics

1 answer 30 views

How does the reaction rate (measured in moles per second) of the reaction between hydrochloric acid (HCl) and magnesium (Mg) change as the pH of the solution varies from 1 to 7?

asked Feb 22 in Chemical kinetics

1 answer 25 views

What are the optimal reaction conditions for the production of methanol from syngas using a ZSM-5 zeolite catalyst, and how do these conditions affect the selectivity and yield of methanol?

answered Feb 22 in Computational Chemistry

1 answer 33 views

How does the presence of lanthanides in a complex affect its photochemical properties?

answered Feb 22 in PhotoChemistry

1 answer 26 views

What is the optimal pH for maximizing the adsorption of a specific protein onto a solid surface?

answered Feb 21 in Surface Chemistry

1 answer 34 views

What is the mechanism of action for the photochemical properties of the active ingredients in a selected sunscreen agent, and how do different factors, such as wavelength of light and concentration of the active ingredient, affect its efficacy?

asked Feb 20 in PhotoChemistry

1 answer 29 views

What is the effect of temperature on the reaction rate between hydrochloric acid and sodium thiosulphate, and how does it conform with the Arrhenius equation?

answered Feb 20 in Chemical kinetics

1 answer 23 views

What is the effect of changing light intensity on the rate of a specific chemical reaction, and how can this be quantitatively measured using a spectrophotometer?

answered Feb 19 in Chemical kinetics

1 answer 32 views

How does the double helix structure of DNA facilitate its replication during cell division? Describe the role of nucleotides, base pairing, and DNA polymerase in the process.

asked Feb 19 in BioChemistry

1 answer 44 views

How can we apply the principles of organic chemistry to the production of everyday items like food additives and medicines? Provide examples of specific chemicals used in these products and explain their roles and functions.

asked Feb 14 in Chemical education

1 answer 51 views

What is the predicted bond angle in a water molecule and how is it determined using VSEPR theory?

asked Feb 13 in Chemical bonding

1 answer 66 views

What is the effect of changing the reactant concentration on the reaction rate for a second-order chemical reaction? Provide experimental evidence to support your answer.

answered Feb 13 in Chemical kinetics

1 answer 52 views

How can the synthesis of nylon-6,6 from adipic acid and hexamethylenediamine be optimized to achieve a maximum yield and purity of the final product? What are the key reaction parameters that need to be controlled and how can they be manipulated to improve the synthesis process?

answered Feb 11 in Chemical synthesis

1 answer 59 views

How can the properties of different compounds be manipulated in order to develop more effective treatments for skin diseases, such as eczema or psoriasis?

answered Feb 10 in Medicinal Chemistry

1 answer 35 views

How can the lack of funding for chemistry education be addressed to ensure that students have access to quality educational resources and equipment necessary for practical learning and knowledge retention?

asked Feb 7 in Chemical education

1 answer 29 views

How can complex chemical concepts be simplified and better understood for students struggling to grasp them?

answered Feb 5 in Chemical education

1 answer 38 views

How can supramolecular chemistry be applied in the development of new drug delivery systems to improve the targeted delivery of medications and reduce their side effects? What are the main challenges in designing and synthesizing such systems, and how can self-assembly be used to overcome them? What are some examples of successful supramolecular drug delivery systems, and how have they advanced the field of medicine?

answered Feb 5 in Physical Chemistry

1 answer 45 views

How can inadequate preparation for chemistry exams impact a student's grades and overall academic performance? Specifically, what study methods and strategies can be employed to improve understanding and retention of key concepts in chemistry?

asked Feb 5 in Chemical education

1 answer 73 views

Design a synthesis pathway for the production of 2-butyne from 1-bromobutane, including all necessary reagents and reaction mechanisms.

answered Feb 4 in Organic Chemistry

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