Chemistry, 24.03.2021 23:10 arianasg06
What is TRUE about the element Fluorine?
It has the same number of protons, neutrons and electrons
It has more neutrons than electrons
It has a mass number of 9
It is an isotope
The atomic number is 19
Answers: 2
Chemistry, 21.06.2019 20:30
This chart represents the melting point of several substance. what besy explains the high melting point of the salt?
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George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.
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Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?
Answers: 1
Chemistry, 22.06.2019 21:00
The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
Answers: 1
What is TRUE about the element Fluorine?
It has the same number of protons, neutrons and electrons<...
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