Ascientist was observing an unknown slide under an electron microsocope; he found a cell without a well-defined nucleus but with a thick cell wall and ribosomes. what type of cell could it be?
prokaryotic
eukaryotic plant cell
eukaryotic animal cell

10-14. (a) when 100.0 ml of weak acid ha were titrated with 0.093 81 m naoh, 27.63 ml were required to reach the equivalence point. find the molarity of ha. (b) what is the formal concentration of a- at the equivalence point? (c) the ph at the equivalence point was 10.99. find pk. for ha. (d) what was the ph when only 19.47 ml of naoh had been added?

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?