Use scientific notation to express the number 355000 to: 1) one significant figure
2) two significant figures
3) three significant figures
4) four significant figures
5) six significant figures

Particle exchange energy though elastic collision , hope this .

Hbr dissociates to form h+ and br-ca(oh)2 dissociates to form ca2+ and 2oh-the h+ and oh- react to form waterassuming the reactants are dissolved in water, the net reaction is h+ + oh- —> h2oif you’re asked to show all components of the reaction, the complete reaction is 2hbr + ca(oh)2 —> cabr2 + 2h2o

Answerhave membrane-bound organelles;