Calculate the density of a rectangular solid which has a mass of 25.71 g. it is 2.30 cm long, 4.01 cm wide, and 1.82 cm high.

Consider the point on the plot where 10.0 g of naoh have been added. what amount of naoh, in moles, has been added? 0.308 mol fecl3 initially present

What is the result of multiplying (2.5 × 1010) × (2.0 × 10-7)? a. 5.0 × 103 b. 5.0 × 10-3 c. 5.0 × 1017 d. 5.0 × 10-17

Acamcorder has a power rating of 17 watts. if the output voltage from its battery is 7 volts, what current does it use?units: