milesjon20 milesjon20

07-02-2018
Chemistry

contestada

why did mendeleev leave blank spots in his periodic table?

Respuesta :

Izaiah12 Izaiah12

07-02-2018

He thought elements that haven't been discovered belonged in the place of the gap. He could also use the atomic mass of the missing elements

Answer Link

Otras preguntas

What is 48229930 to the nearest thousand

which substance can be decomposed chemically (1) CaO and Ca (2)MgO and Mg (3) CO and Co (4) CaO and MgO

Question Navigator Look at the three map projections. Enter the letter of the map projection that most closely matches the statement below. Is often used to

Which of these was not one of the features of the Italian Mannerist style of painting? a. A focus on ordinary life b. Unbalanced compositions c. The distorti

explain how would you round 25,588 to the nearest ten thousand

A population of rabbits triples every month. The population starts with two rabbits . How many rabbits are there after three months?

88 students for 4 classes?

compare the three subatomic particles in terms of location in the atom mass and relative charge

True or false for all real numbers a and b, 2a • b =a^2 +b^2

How to put contradict in a sentence