Chemistry, 23.04.2021 16:00 Naysa150724
Jhil Exam
Which correctly identifies the structure labeled X in the diagram?
It's a proton, which has a negative charge and stays in the cloud outside the nucleus.
It's a positively-charged electron, which has the same mass as a proton.
O It's neutrally-charged neutron, which has the same mass as a proton.
O It's an electron, which has a negative charge and has a mass much less than a proton.
Answers: 3
Chemistry, 21.06.2019 21:00
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Chemistry, 23.06.2019 01:30
Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity
Answers: 2
Chemistry, 23.06.2019 06:30
What type of chemical reaction occurs between silver nitrate (agno3) and copper (cu)? the equation i was given is 2agno3 + cu —> 2ag+ cu(no3)2.
Answers: 1
Chemistry, 23.06.2019 07:00
An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample? a. naphthalene, a molecular solid with the formula c10h8 b. silica, a network solid held together by covalent bonds with the formula sio2 c. calcium chloride, an ionic compound with the formula cacl2 d. water, an molecular compound with the formula h2o
Answers: 2
Jhil Exam
Which correctly identifies the structure labeled X in the diagram?
It's a proton,...
It's a proton,...
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