Question # 9 Multiple Choice
The heart is made mostly of:

nervous tissue
nervous tissue

connective tissue
connective tissue

vascular tissue
vascular tissue

muscular tissue

Suppose the universe were completely empty except for one object-a solid sphere moving through space of 100 km/s. what sort of path would the object be moving in? explain your answer

Asolution of naoh has a concentration of 25.00% by mass. what mass of naoh is present in 0.250 g of this solution? use the periodic table in the toolbar if needed. 0.0625 g what mass of naoh must be added to the solution to increase the concentration to 30.00% by mass? g

Which of these elements is a metal?