WHICH STATEMENT DESCRIBES HOW CHEMICAL FORMULAS , SUCH AS H2O REPERSENT COMPOUNDS

If a spring has a k value of 100 newtons per meter and it is stretched 0.50 meters, what is the restoring force of the spring?

Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.

Which of the following forces require physical contact? tension air resistance friction magnetic force applied force