Answers: 2
Chemistry, 22.06.2019 08:30, melikefood01
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
Chemistry, 23.06.2019 00:30, joshsmith2022
Five different substances are given to you to be dissolved in water. which substances are most likely to undergo dissolution in water? check all that apply. view available hint(s) check all that apply. sodium fluoride, naf octane, c8h18 propanol, ch3ch2ch2oh potassium iodide, ki benzene, c6h6
Answers: 1
Chemistry, 23.06.2019 10:20, Thejollyhellhound20
Based on the equation, how many grams of br2 are required to react completely with 29.2 grams of alcl3? alcl3 + br2 → albr3 + cl2 48.7 grams 52.6 grams 56.7 grams 61.3 grams
Answers: 3
How many atoms of H2CO3 are there in 2.25 moles of H2CO3?...
Mathematics, 28.01.2021 01:10
Mathematics, 28.01.2021 01:10
Mathematics, 28.01.2021 01:10
Mathematics, 28.01.2021 01:10