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- Maz v expe MV². 2RT dN F(V)dV = = 4t(- 2TRT AP(- where dN, the number of particles having a velocity between v and v+dV, V velocity of molecules, M moleculer mass of gase, T temperature = sve {()dv= ? V =(a) Suppose that a person has an average heart rate of 72.0 beats/min. How many beats does he or she have in 2.0 y? (b) In 2.00 y? (c) In 2.000 y?pls helppp, I'll rate if you get the correct answer. NOTE: please put all the answers w/o rounding off, even if the answer is long. Ex. 1234.5678910 N
- CV)- A A Consider two neudee its ond ai Yais 2. whese i is d pstive integer no. A corodling to seai-emberical mas farhmela fox binding Gerzy, achy ? Justify folmula which one has larger binhng Youz Ans? 土How much heat, in joules, does the fusion of four protons undergo nuclear fusion to produce an a- particle and two positrons. The mass of the a-particle is 6.64465x10^-27 kg, the mass of the positron is 9.10939x10-^31 kg, and the mass of 4 protons is 1.67262x10^-27 kg. Report your answer in kJ/molThe force of +50.0μC at (-10.0m, 0) and +50.0μC at (10.0m, 0) on 20.0μC at (0, 0) is?
- Sunspots vary in number as a function oftime, exhibiting an approximately 11-year cycle. Galileo made thefirst European observations of sunspots in 1610, and daily observations were begun in Zurich in 1749. At the present time we are wellinto the 24th observed cycle. What is the frequency of the sunspotcycle? Give your answer in Hz:). 1) An infinite plane hauing surfe chage y af +10°C/m? is parall to an s city -103€/m², 'what is the density infinite plane:with siaface change dencity foice of etuveen the tewo sufeces? L03C/m². what is the (per m²) attraction between the twowe were given the answer of 60mJ but I'm not sure how that came about.