Select the correct number.
the equation shows neutralization of an acid and a base to produce a salt and water.
2hci + na20 - nacl + h20
which value of x will balance the equation?
1
2
3
4
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Before the can be observed by using a transmission electron microscope, cells are sliced into very thin sections. what disadvantage does this procedure present in the study of cellular parts

Look at the photo of the leaf. which term best describes this leaf?

Drag each tile to the correct box. arrange the phases of mitosis in the correct order. 1 (condensation of chromosomes) 2 (separation of chromosomes) 3 (formation of spindle fibers) 4 (alignment of chromosomes in the center of the cell) 5 (pinching of the cell membrane)