« previous next »

Author Question: A neutral atom has an electron configuration of 1s22s22p63s23p2. How many protons does it have in ... (Read 138 times)

Melani1276

  • Hero Member
  • *****
  • Posts: 516
on: Jul 29, 2018
A neutral atom has an electron configuration of 1s22s22p63s23p2. How many protons does it have in its nucleus?
 
  A) 5
  B) 11
  C) 14
  D) 20
  E) 26

Question 2

A light bulb is connected to a 110-V source. What is the resistance of this bulb if it is a 100-W bulb?
 
  A) 100
  B) 8.0 m
  C) 6.0 m
  D) 120
  E) 240


JCABRERA33

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Electron Microscope Images of a Diatom Electron Microscope Images of a Diatom
The ethanol molecule showing two carbon atoms, six hydrogen atoms, and one oxygen atom. The ethanol molecule showing two carbon atoms, six hydrogen atoms, and one oxygen atom.
Standard reduction potentials of the major respiratory electron carriers Standard reduction potentials of the major respiratory electron carriers
An electron micrograph of a synapse between two nerve cells. An electron micrograph of a synapse between two nerve cells.
An electron micrograph and an interpretive drawing of the hybrid molecule An electron micrograph and an interpretive drawing of the hybrid molecule
Electron micrograph and interpretive drawing of simultaneous transcription of genes in E. coli Electron micrograph and interpretive drawing of simultaneous transcription of genes in E. coli
Video: Pasteur's Experiment

For a complete list of videos, visit our video library