Chemistry, 10.11.2019 06:31 keigleyhannah30
Which of the following electron configurations describes an element that is a noble gas?
a. 1s22s22p4
b. [ne]2s22p2
c. [ar] 3s1
d. 1s22s22p6
Answers: 3
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 12:00
From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor
Answers: 1
Chemistry, 22.06.2019 18:40
What is one real world example of a colligative property?
Answers: 2
Chemistry, 22.06.2019 19:10
Astudent completes a titration by adding 12.0 milliliters of naoh(aq) of unknown concentration to 16.0 milliliters of 0.15 m hcl(aq). what is the molar concentration of the naoh(aq)? 1)5.0 m 2)0.20 m 3)0.11 m 4)1.1 m
Answers: 1
Which of the following electron configurations describes an element that is a noble gas?
a....
a....
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