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 meant by theodicy and what role does it play in Milton's Paradise Lost?

The Children's Online Privacy Protection Act (COPPA) of 1998 protects children under the age of 18. a) True b) False

For the function f(x) = (7-8x)2, find f-1. Determine whether f¹ is a function.

is witchcraft concerned with or work with the use of "white magic"a.trueb. false

. use theorem 14.2.3 to determine the number of nonequivalent colorings of the corners of a triangle that is isoceles, but not equilateral, with the colors red

Describe Miss Emily. What emotions are the readers expected to feel towards Emily

What is the simplest expression for 2^2•2^3/2^4

Which of the following media is used in latent storage systems?a) oilb) rockc) paraffin waxd) cemente) earth

DNA replicates itself during which of the following phase of the cell cycle:-1. S-Phsase2. M-Phase3. G2-Phase4. G1-Phase5. None of the above/More than one of th

Lower or higher flash and boiling points are more dangerous? 1) Lower flash and boiling points are more dangerous 2) Higher flash and boiling points are more da