Chemistry, 21.08.2019 09:30 isaiaspineda09pe6ljq
What is the chemical formula of iron(iii) sulfide? (1) fes (2) fe2s3 (3) feso3 (4) fe2(so3)3
Answers: 1
Chemistry, 21.06.2019 18:10
Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.
Answers: 2
Chemistry, 22.06.2019 09:10
Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons
Answers: 3
Chemistry, 22.06.2019 09:20
Sugar is dissolved in water. which is the solute? sugar neither both water
Answers: 1
Chemistry, 22.06.2019 19:00
Which change to the system wood cause the freely-moving piston to lower?
Answers: 1
What is the chemical formula of iron(iii) sulfide? (1) fes (2) fe2s3 (3) feso3 (4) fe2(so3)3...
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