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Ca stands for Calcium, 20 is the atomic number, and 40 is the average Atomic Mass
What else can I help you with?
How many protons neutrons and electrons are in an atom of 42 20Ca?
This isotope has 20 protons and and electrons and 22 neutrons.
Which element is a constituent of bones and teeth?
Milk
What is -40 F is equal to c?
-40°F = -40°C
What characteristics do atoms of argon-40 potassium-40 and calcium-40 have in common?
Argon-40, potassium-40, and calcium-40 all have 40 protons and electrons in their atoms, but they have different numbers of neutrons. They are all stable isotopes, although potassium-40 is radioactive and undergoes decay to form argon-40.
What are geological isobars?
potassium 40, Argon 40, Calcium 40.
What is found in teeth chalk shells and limestone?
Calcium (20Ca)
How many protons neutrons and electrons are in an atom of 42 20Ca?
This isotope has 20 protons and and electrons and 22 neutrons.
Where can you find Los angeles county mug shots?
http://www.mugshots.com/US-Counties/California/Los%20Angeles%20County,%20CA/
Which element is a constituent of bones and teeth?
Milk
What is 8×5?
40
What is 36 plus 35 plus 40 plus 40 plus 40 plus 40 plus 40 equals?
36 + 35 + 40 + 40 + 40 + 40 + 40 = 271 271 is the answer
what times 25 equals 1000?
40
what is 8x5?
40
How do you figure what is 40 percent of 250000?
40% = 40/100So 40% of 250,000 = 250,000*40/100 = 100,00040% = 40/100So 40% of 250,000 = 250,000*40/100 = 100,00040% = 40/100So 40% of 250,000 = 250,000*40/100 = 100,00040% = 40/100So 40% of 250,000 = 250,000*40/100 = 100,000
What is the LCM for 20 and 40?
40.(40/40 = 1)(40/20 = 2)
How do you find 45 of 40 in math?
45 of 40 = 45*40 = 180045 of 40 = 45*40 = 180045 of 40 = 45*40 = 180045 of 40 = 45*40 = 1800
What is 39 rounded to the nearest ten?
40
