17-11-2022
Chemistry

contestada

the number 207.2 in the box labeled Pb on the periodic table represents..?
1) the number of electrons and neutrons
2)the number of electrons in a neutral atom
3) the average atomic mass
4)the number of protons, neutrons, and electrons
5)the atomic matter

Respuesta :

Otras preguntas

Choose the ratio that you would use to convert 2.5 centimeters to meters

What three things do plants need to make sugar?

What type of verb is the underlined word in the sentence? The scientists explored the ancient ruins. A. intransitive B. transitive

Can someone please explain how to solve for impulse if momentum is not given, only mass and velocity are given

Thomas Jefferson was concern that the treaty formalizing the Louisiana Purchase

Write six hundred thirty-four thousandth in decimal notation

George has a small coin collection. He has collected 16 gold coins, 28 silver coins, 32 copper coins, and 4 bronze coins. At a flea market, George sells 15% of

Eduardo started a business selling sporting goods. He spent $7500 to obtain his merchandise, and it costs him $300 per week for general expenses. He earns $850

What are equivalent expressions for 6(y-1) and 64x+80

3/4 -3/8 in simplest form?