rmoo0cMixmaryy
rmoo0cMixmaryy rmoo0cMixmaryy
  • 11-06-2016
  • Chemistry
contestada

Which of these substances are elements? more than 1 answer 1.silicon 2.lead 3.silicone 4.water 5.iodine 6.quartz

Respuesta :

taskmasters
taskmasters taskmasters
  • 21-06-2016
From the choices given, all except option 4 are elements. All of the five option exist in the periodic table as elements. Elements are distinguished from compounds. An element is a pure chemical substance which is from a same atom while compounds are from different elements. It contains atoms of different elements.
Answer Link

Otras preguntas

A group of friends wants to go to the amusement park. They have no more than $160 to spend on parking and admission. Parking is $5, and tickets cost $15.50 per
Emancipation proclamation.
small businesses carry a higher burden for regulation cost then large corporations because _____ A. the average cost is based on the number of employees B. smal
What is a potential negative effect of building a dam on a river?
(QUICK RESPONSE!) Landon has a rectangular garden with an area of 27.6 square feet. If the length of the garden is 6.2 feet, what is the length of the diagonal
I have 4 different single digit numbers
Help with spanish work
Your current job offers a pension that is calculated by multiplying the number of years worked by the average salary of your last three years times 1.36%. If yo
Can someone help me with this!!!!!!
Name the functional group in the following molecule: HÖCH2CH2CH3 A, ketone B, aldehyde C. ester D, alcohol