Sadie knows that the school record for the 100-meter dash is 18 seconds. During last weekend's race, the track coach time
team members with a stopwatch. He told Sadie that he thinks at least one student broke the record.
The race times recorded by the coach are shown in the table below.
Time (seconds)
Team Member
Juan
Hans
Keith
Aaron
19
16
17
ILELE
Which students have broken the school record?
O A. Hans, Keith and Aaron only
B.
Juan, Hans, Keith and Aaron
C. Keith and Aaron only
D. Juan, Hans, and Keith only
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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

If it is an isoelectronic series select true, if not select false. o2-, s2-, se2-, te2- na+, k+, rb+, cs+ n3-, p3-, as3-, sb3- ag, cd+, sn3+, sb4+ f-, cl-, br-, i- f-, ne, na+, mg2+ s2-, s, s6+

How many atomic mass units are equal to 1.672×10−24 g of protons?