Acertain metal alloy is composed of 10% tin, 16% antimony, and 74% lead. if you were to have 500 g of the alloy, how many grams of antimony would be found in this sample?
a. 370g
b.50g
c.80g
d. 16g

Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

Which change to the system wood cause the freely-moving piston to lower?