Chemistry, 18.02.2020 22:51 joannakawata6
Which statement describes an element?
20points
A
Elements are the smallest part of an atom.
B
Elements are made of one kind of atom and cannot be broken down into simpler substances.
C
An element can be made up of many different atoms all with different numbers of protons.
D
Elements are made up of protons, neutrons, and electrons.
Answers: 2
Chemistry, 22.06.2019 18:30, TaraC
Read the claim. breakfast is an important meal. it jump starts the body’s process of using calories to break down food. appetite can decrease with age, but going too long without eating causes metabolism to slow down. current research shows that incorporating legumes such as lentils and chickpeas into meals boosts metabolism for twenty-four hours. who might benefit from this claim? people who have a fast metabolism stores that sell exercise equipment people who take vitamin supplements grocery stores that sell legumes
Answers: 1
Chemistry, 22.06.2019 19:30, simihehe
Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons
Answers: 2
Which statement describes an element?
20points
A
Elements are the...
20points
A
Elements are the...
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