Use the following key to classify each of the elements below in its elemental form: A. Discrete atoms ... C. Metallic lattice
B. Molecules ... D. Extended, three-dimensional network

1. Calcium

2. Nitrogen ...

3. Phosphorus

4. Xenon ...

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

The diagram below shows the movement of particles. what does this piece of evidence best support? the collision theory the maxwell-boltzmann distribution the effect of pressure on reaction rates the effect of temperature on reaction rates

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest