Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Chemistry
Elements
9 Be 0 4 in the element above the mass number is _ and the atomic number is _
1 answer
Mass number: 9
Atomic number: 4
You can
ask a new question
or
answer this question
.
Related Questions
1. The atomic mass is equivalent to 1/12 of the mass of a neutral atom of which element?
a. gold b. hydrogen c. carbon d. oxygen
Which of the following statements about elements is false?
A. An element is a pure substance. B. An element is made up of
What is the purpose of the periodic table?
To identify atoms in a compound To organize elements based on their atomic number To
Part 1:
Find the % by mass of each element in camphor (C10H20O). Step 1: Find the atomic mass of each element in the molecule.
name the element wsith the atomic number z= 15 and the atomic mass number 31.
How many electrons does the neutral of this lement
how can you determine the number of protons, electrons,neutrons, atomic number, and the atomic mass of an element using the
How does Avogadro’s number relate to the atomic mass and moles of an element?
1. Avogadro’s number can be used to convert the
A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and the mass
A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and the mass
Question 21
A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and