Chemistry, 27.02.2020 08:17 ljcervantes4824
This element is a metalloid of Group IV. It has valence electrons on the third energy level. Its name is , symbol. Its atomic number is and its mass number is . This element has neutrons.
Answers: 2
Chemistry, 21.06.2019 14:20
Which is true of chemicals? a. things containing chemicals always cost a lot of money. b. chemicals are never dangerous. c. chemicals are in many substances in a home. d. chemicals are rarely found on earth.
Answers: 1
Chemistry, 22.06.2019 00:00
Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what
Answers: 3
This element is a metalloid of Group IV. It has valence electrons on the third energy level. Its na...
History, 28.08.2019 09:20
English, 28.08.2019 09:20
History, 28.08.2019 09:20
History, 28.08.2019 09:20
Biology, 28.08.2019 09:20
Arts, 28.08.2019 09:20
Mathematics, 28.08.2019 09:20
History, 28.08.2019 09:20
English, 28.08.2019 09:20
Biology, 28.08.2019 09:30
History, 28.08.2019 09:30
Social Studies, 28.08.2019 09:30