Caleb Adams
Chemistry teacher | Experienced educator in USA
As a Chemistry enthusiast with a degree from Purchase College, State University of New York, my passion lies in unraveling the mysteries of the molecular world. I bring a wealth of knowledge and practical experience to every tutoring session. Whether it's demystifying chemical reactions or clarifying complex concepts, I'm dedicated to fostering a deep understanding of Chemistry. Let's embark on a journey of scientific discovery together – where questions are welcomed, and understanding is the destination.
Questions
What is the neutralization reaction between sulfuric acid and lithium hydroxide?
It takes 80 cal/g to change solid water at 0°C to liquid water. How many calories will it take to change 3 g of water at 0 °C to liquid water?
What is a generalization for determining whether an acid name will end in the suffix -ie or -ous?
How do you calculate the molar volume of a gas at STP?
When we pump the football the volume and pressure of its internal gases both increase at a time.Is this against the boyle's law?
A compound is composed of 85.64% carbon and 14.36% hydrogen. The compound has a formula mass of 42.08 grams. What is the molecular formula?
If you have 25.4 g Fe, how many moles and atoms are in the sample?
What is the density of a coin composed of zinc and copper?
The work function for mercury is equivalent to 435kJ/mol photons. What is the kinetic energy, in joules, of the ejected electrons when light of 188 nm strikes a mercury surface?
A mixture of #"N"_2#, #"O"_2#, and #"Ar"# has mole fractions of #"N"_2 = .780#, #"O"_2 = .210#, and #"Ar" = .010#. What is the partial pressure of #"O"_2# if the total pressure of the mixture is #"750 torr"#?
When an electron goes from ground state to excited state does it absorb or lose energy?
How many molecules are in 17 amu of ammonia, #NH_3#?
Can an unstable nucleus increase it's nuclear mass by fission?
20.0 g each of helium and an unknown diatomic gas are combined in a 1500. ml container. lf the temperature is 298 K, and the pressure inside is 86.11 atm, what is the unknown gas?
What is 2 substances put together but do not chemically combined?
What is the #pOH# of a #2.1*10^-6# #M# solution?
On combustion, 1.0 L of a gaseous compound of hydrogen, carbon, and nitrogen gives 2.0 L of #CO_2#, 3.5 L of #H_2O# vapor, and 0.50 L of #N_2# at STP. What is the empirical formula of the compound?
What compound is broken down to produce the element used in cans, airplanes, and building materials?
How does calcium carbide react with water? How much acetylene product will be obtained?
How many moles is in 79.3 g #Cl_2#?