A solid silver cube contains 5.35×1027 atoms.  What is the volume of the cube in cm3? The density of silver is 10.5 g/cm3. Mark your answer next to words “Final answer is”. You must follow significant figure rules.   You must show your work here to receive any credit (you may receive 0 points for only showing your final answer).

Predict the charge that a cesium ion would have.

A solid gold cube contains 1.33×1029 atoms.  What is the volume of the cube in cm3? The density of gold is 19.3 g/cm3. Mark your answer next to words “Final answer is”. You must follow significant figure rules.   You must show your work here to receive any credit (you may receive 0 points for only showing your final answer).

What is the charge of the ion most commonly formed by S?      

What element is defined by the following information? p+ = 20 n° = 20 e- = 20

The eyes of certain reptiles pass a single visual signal to the brain when the visual receptors are struck by photons of a wavelength of 849 nm. 1) What’s the energy of a single photon? 2) If a total energy of 3.15×10–14 J is required to trip the signal, what is the minimum number of photons that must strike the receptor? Mark your answer next to words “Final answer is”. You must follow significant figure rules.   You must show your work here to receive any credit (you may receive 0 points for only showing your final answer).

What are the three basic aspects of correlation?

How can heritability and repeatability be improved?

What is an example of a measurement that is typically taken only once in an animal’s lifespan?

What can parents pass on to their offspring?