Silicon is lustrous and is a conductor of heat and electricity. Which class of elements could this element belong to?

A. Metal

B. Non-metal

C. Metalliod

D. All of the above

If 112 g fr combines with 48 g of O2 how much fe2O3 is formed

The difference in the color and consistency of different types of crayons and pastels is due to: A. the use of different binders. the use of liquid pigmentation. B. the fact that these media do not need a binding agent. C.

How can crossing over lead to the expression Of new traits

Explain how 0.5 and 0.5555555 ... are different. which is greater?

A solution that contains many dissolved molecules in a fixed amount of solution is called 1. concentrated. 2. strong. 3. dilute. 4. weak.

List one reason as to why historical growth has slowed in recent years.

Name some specific liquids that you think might contain less than 80 percent water.

The ostwald process is used commercially to produce nitric acid, which is, in turn, used in many modern chemical processes. in the first step of the ostwald process, ammonia is reacted with oxygen gas to produce nitric oxide and water.

Convert 6.766 * 10 ms into s

How much CO2 is produced from 10g of CH4?