Atissue cross-section viewed on a microscope slide shows a cell of almost rectangular shape with dimensions 6.9 × 10-4 cm by 1.1 × 10-3 cm. calculate the cross-sectional area of the cell. express the area in powers of ten notation and use the appropriate number of significant digits for the number multiplying the power of 10.

no

sodium is solid at rt

mass and volume are the answers you are looking for

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)