Mateo Aguilar
Macalester College
Chemistry
Chemistry teacher | Experienced educator in USA
I'm a Chemistry graduate from Macalester College, passionate about unraveling the mysteries of science. With a solid foundation in chemistry, I thrive on demystifying complex concepts and fostering a deep understanding among my students. My journey at Macalester has equipped me with invaluable skills to engage learners across various subjects. Whether it's stoichiometry or organic chemistry, I aim to cultivate a dynamic learning environment where curiosity flourishes. Through personalized guidance and interactive sessions, I empower students to embrace the wonders of science and excel in their academic pursuits. Let's embark on a transformative learning journey together.
Questions
- In which of the following organic molecules might we expect hydrogen bonding to occur? benzoic acid (C6H5CO2H) acetone (2-propanone) N,N-dimethylacetamide [CH3CON(CH3)2, an amide formed from acetic acid and dimethylamine] methyl acetate, CH3CO2CH3
- Plants convert 1.15x1017 grams of carbon into sugar (C6H12O6) each year. How many molecules of sugar is this?
- The number of cl atoms in ch2cl2 is 3.67 ×10^24 .Calculate the number of moles of molecules ?
- When one mole of Al2S3 reacts with excess H2O, how many moles of Al(OH)3 and H3S will be produced?
- A neutron with a mass of 1.68x10^-24g moves from a nuclear reactor with a velocity of 3.22 x 10^3 m/s. What is the de Broglie wavelength of the neutron?
- Calculate the energy of an electron in the hydrogen atom when n=2, then calculate the frequency required to ionize it?
- I can't solve it T.T please help meh what is the freezing point and boiling point of 50% by mass/weight of sugar syrup C12H22O11?
- Examine this equation and answer the questions that follow: 2Al + Fe2O3 → Al2O3 + 2Fe How many grams of Fe can be produced when 10.0g of Al is reacted with an excess (unlimited) supply of Fe2O3?
- What is the balanced chemical equation for Aluminium nitrate + sodium hydroxide to form aluminium hydrixide + sodium nitrate ?
- What is responsible for the monatomic state of noble gases?
- Iodine is not soluble in water. Name two solvents that more iodine be dissolved?
- How many grams of Ca does 32 grams of O2 (oxygen)have to react to give 72 grams of CaO? Answer is given 40 grams but if 32 grams of oxygen has to react then it means that there are two oxygen atoms and then the formula will be CaO2
- What is a Carbon Sink ?
- For the reaction, Ag2O(s)》2Ags(s)+1/2O2(g);♢H,♢S and T are 40.63kJ/mol,108.8J/Kmol and 373.4K respectively. Predict the feasibility of reaction???
- Which salt is more soluble in aqueous solution: calcium sulfate; barium sulfate; magnesium sulfate...?
- What is the structure of secondary butylchloride?
- How many moles of C8H18 contain 9.25 x 10^24 molecules of C8H18?
- If you have a 20% glucose solution, what is the molar concentration? Glucose=180
- What is the Molarity of 2.8g of Potassium Hydroxide in 250cm^3 of solution?
- At what temperature would #"5.5 mol"# of a gas have a pressure of #"3.35 bar"# in a #"6 dm"^3"# container?