phengxiong44 phengxiong44

22-01-2019
Chemistry

contestada

What is the atomic number of the element in Group 4A, and Period 5?

a. 68
b. 131
c. 222
d.462

Respuesta :

Аноним Аноним

22-01-2019

Tin

Metals

Group 4A, Period 5

Atomic mass 118.71

Answer Link

Otras preguntas

abdul purchased two pairs of goggles priced the same, as well as a bottle of sunscreen. the sunscreen was $12.00 and represented 30% of the total. how much was

Question 5 of 10 A dog pushes against the front door for 3 seconds with a force of 88 N. What impulse has the dog applied to the door? A. 264 kg•m/s O B. 77.2 k

A blue spruce grows an average of 6 inches per year and a hemlock grows an average of 4 inches per year. If a blue spruce is currently 4 feet tall and a hemloc

How much of the northern California coast's energy comes from geothermal? 0 20% O 40% O 60% O 80%

An oval track is made by endosing semicircles on each end of a 50 m by 100 m rectangle. Find the area endowed by the track. Use 3.14 fotz The area ended by the

Write a letter to encourage a friend whose parents have recently divorced. Your letter should be between 180-200 words (content only)Write a letter of complaint

HELP EASY HELP EASY Explain how the ocean currents affect Miami Florida

what is Practical barriers

An atom has the following electron configuration. 1s22s22p63s23p6452 How many valence electrons does this atom have? 2 3 5 11

what is the deference between dalton theory and modern atomic theory