The gas used to fill party ballons contain only helium atoms .this make helium a(n).

Study the following reaction carefully. what classification should this reaction have? 4al + 3o2 2al2o3synthesisdecompositionsingle replacementdouble displacement

Suppose that recording station n is located 200 km north of the epicenter of an earthquake, and recording station s is located 100 km south of the epicenter of the same earthquake. which of the following statements would be true?

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e