This is a cheek cell I need an answer for where's the nucleus, cytoplasm, and cell membrane in this if u know answer if not then don't thanks

What are the charges of the subatomic particles by choosing the answer from the drop down menu. protons have a (+1,0,or-1). (protons,neutrons,electrons) have a 0 charge. 3.) electrons have a (+1,0,-1)

What is the temperature of 0.750 mol of a gas stored in a 6,850 ml cylinder at 2.21 atm? . 2.95 k 5.24 k 138 k 246 k

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