PART 1:How countless aluminum atoms room there in 3.50 grams the Al2O3 (MM =101.96 g/mol)?Answer through 3 sig figs.PART 2:A photon has actually a frequency is 3.9 x 1014 Hz. What is the power ofthe photon?E=hv (h = 6.626 x 10-34) perform NOT encompass units with youranswer.PART 3If that takes 17.52 mL of 1.25 M HCl to neutralize 12.5 mL ofbarium hydroxide, what is the molarity that the barium hydroxide?Answer through the correct number of sig figs and do NOT encompass unitswith your answer.

You are watching: How many aluminum atoms are there in 3.50 grams of al2o3?

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Hello question is just how many, how many L. A million attempts space there in the 3.5 g that air? therefore we have actually W of L. Is offered There, is the 3.5. So more of the A. L. Will certainly be masking by contemporary mosque that the wait mask. The 3.5 g ~ above the air through grandpa. Why did he because that me? one more area is having an ext revenue correct? So more of the union will certainly be to 2.34 that will be fitted with allude succeeding, correct? for the first part and for the 2nd part, if Putin has actually a frequency, this what is the energy and that is in reality I just expensive to carry out 10 raised to the power -24 right into 3.9 into 10. Rich developed that will have the ability to 25.1 right into 10 regions of ours country. Thanks. So i hope you are doing





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Intro to Chem - introduction

Chemistry is the science of matter, specifically its chemical reactions, but likewise its composition, structure and properties. Chemistry encounters atoms and their interactions with various other atoms, and an especially with the properties of chemistry bonds. Chemistry likewise involves knowledge the properties and interactions of separation, personal, instance atoms and also molecules for use in larger-scale applications.

Classification and Properties of matter

In chemistry and physics, issue is any kind of substance that has actually mass and takes up space by having volume. All daily objects that deserve to be touched are at some point composed of atoms, which are made up of interacting subatomic particles, and also in everyday and scientific usage, "matter" generally has atoms and anything consisted of of them, and any particles and objects the act as if they have actually both rest mass and volume. Yet it go not encompass massless particles such as photons, or other energy phenomena or waves such together light or sound. Matter exists in miscellaneous states (known as phases) that are characterized by assorted physical properties, such as state of matter, phase, shape, and also density. The Standard design of bit physics and the basic theory the relativity describe an essential particles and also the fundamental forces acting between them that regulate the structure and dynamics the matter.