Mr. b has been transferred to your floor to wait and see whether the chest tube allows his lungs to completely re-expand. but when he arrives, he is in severe respiratory distress. he says "i felt better before i came into the er! is this tube doing anything

answer: 21

step-by-step explanation:

divide 630 by 30. 30 goes into 630 21 times

the answer to your question is tooth decay.

the "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. with the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. however, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

i hope this you