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Please help with the following questions I am confused and getting stressed. In the quantum mechanical model of the atom some orbitals have multiple subshells (ex - the p orbitals have three "subshells" ) - explain why there are multiple subshells. *
The atomic number of Copper is 29 (there are 29 protons in the nucleus). One Isotope has 34 neutrons and occurs 62.930% of the time. The Second isotope has 36 neutrons and occurs 30.83% of the time. What is the average atomic mass of copper? *hint: protons and neutrons weight 1 amu each* *
Calculate the answers to the appropriate number of significant digits: *
True of False: Noble gases are most often found in a liquid or solid state *
True
False
Calculat the answers to the appropriate number of significant digits: *
Calculate the average atomic mass of Oxygen. The isotopes (16, 17 and 18) occur at the following percentages: 99.759%, 0.037%, and 0.204% with the following masses: 15.995, 16.995, 17.999. *
q1. atpnbspandnbspgtpnbsparenbspprimarynbspsourcesnbspofnbspenergynbspfornbspbiochemicalreactions.a.
How did Louis Pasteur help disprove spontaneous generation?
How would this benefit society or some segment of society? Be sure to discuss how the process would work. What is the source of the trait? What would the target
Natural selection raise the frequency of advantageous alleles. When a new allele is first created via mutation, it is at low frequency.
Describe how influenza virus must have interacted with each of you
ill talk about gene expression, who discovered it, andmore detail what it does and why an how . then will talkabout molecular and environmental examples that influanceexpression of gene/
there are at least 64 different forms of vitamin e differing in their biological activity .what are the three different
In which planes of motion does the movement take place? What specific joints and joint actions are involved in this movement?
give Food preservation methods interfere with the enzyme activity of microbes and prevent them from surviving. How does canning, freezing, pickling and salting interfere with enzyme activity? Ideas are justified.
The Drogon Co. just issued a dividend of $2.85 per share on its common stock. The company is expected to maintain
1) Which wavelengths of light allow for the greatest photosynthetic activity? Why? Explain in terms of reflected and transmitted light.
We discuss three acellular infectious agents in this module - viruses, prions and viroids. Infection by any one of these can have serious consequences
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