Paper, glass and iron are all made up of?

How is a series circuit different from a parallel circuit? A series circuit has two or more loops and a parallel has only one loop for the current to flow through.

Calling is a compound oxygen of hydrogen carbon or water

A fossilized leaf contains 15% of its normal amount of carbon 14. How old is the fossil (to the nearest year) ? Use 5600 years as the half-life of carbon 14.

A sample of gas is enclosed in a container of fixed volume. Identify which of the following statements are true. Check all that apply. If the container is heated, the gas particles will lose kinetic energy and temperature will increase.

What is the source of energy for an earthquake? A. heat from the asthenosphere B. the earth's magnetic field C. the building of volcanoes D. motion of tectonic plates

Assign the oxidation number for (NH4) 3PO4

An element that is in the same column as element c is likely to have which properties

The ionic equation for MgCl2 and KOH.

Write chemical equation and balance for copper (II) nitrate and barium sulfide

What is the density of a block of salt having a mass of 8.0g and a volume of 25cm cubed