Plz help! NO FAKE ANSWERS PLEASE Different types of radioactive decay cause different changes to an atom's nucleus. Use the periodic table to match the change in each atom to the type of decay. Drag each tile to the correct box. ​

Agas mixture with a total pressure of 745 mmhg contains each of the following gases at the indicated partial pressures: co2, 245 mmhg ; ar, 119 mmhg ; and o2, 163 mmhg . the mixture also contains helium gas. part a what is the partial pressure of the helium gas? phe p h e = nothing mmhg request answer part b what mass of helium gas is present in a 10.2-l sample of this mixture at 283 k ? m m = nothing g request answer

Which of the dna typing techniques do you think you would choose if you had to analyze a dna sample? why?

Will mark brainliest how many electrons can be held in the energy level n = 4?