Easy chemistry ?
give the number of each kind of atom in the following formula units or molecules
a. 5nacl i put na=5 cl=5 ? ?
b. ca(oh)2 i put ca=1 oh=2 ? ?
c. hc2h3o2 i put c=2 h=4 o=4
d.4li2o i put li=8 o=4

the atomic number will stay the same no matter how many electrons it has, so it doesn’t decrease nor increase. it’ll only change with a different number of protons

answers: to make sure that all of the broken pieces of tablet were added to the water, to allow for fair comparison of all three trials, with different particle sizes to avoid experimental error

answer: they produce more slow than unicellular organisms.