markdavevaldez402 markdavevaldez402

10-10-2020
Chemistry

contestada

which of the following substance is an element?
A. Air
B. Iron
C. Salt
D. Sugar

Respuesta :

barbrasmith185 barbrasmith185

10-10-2020

Answer:

B. Iron

Explanation:

It is element number 26 on the periodic table.

Answer Link

saijuchacko saijuchacko

10-10-2020

Answer:

Iron is an element because it is a pure substance, air is a mixture, salt and sugar are compounds.

Answer Link

Otras preguntas

how do i wright linear functions

What was one result of the Haymarket Riot? A. Steelworkers’ wages increased. B. The AFL ceased to exist. C. Membership in the Knights of Labor declined.

Which is not an example of symbiosis

In Hinduism, a person's dharma -or set of spiritual duties and obligations- is based on A) the Vedas. B) bad karma. C) dedication to Vishnu. D) their class a

there are five types of capital. true or false?

What is the factored form of the polynomial?x2 − 12x + 27?

Please help with one question. A toy company has determined that the revenue generated by a particular toy is modeled by the following equation: 10x - 0.025x² T

Perform the indicated operation and then simplify 4m-3-9m+8

Help with the one above and the three below. I WILL GIVE BRAINLIEST! How many arrows of force would be needed in a free body diagram of a rocket taking off from

Prior to the protective tariff, why did many Americans prefer to purchase British goods instead of American goods? A) The British goods were cheaper. B) T