This topic contains a solution. Click here to go to the answer

Author Question: What element was one of the "holes" in Mendeleev's periodic table? (Read 85 times)

mikaylakyoung

  • Hero Member
  • *****
  • Posts: 531

Question 1

White tin is the high temperature form of the metal. Given that the density of gray tin is 5.769 g/cm3 and that of white tin is 7.28 g/cm3 raising the pressure will favor the
◦ less dense allotrope and lower the transition temperature of 13.2°C.
◦ more dense allotrope and lower the transition temperature of 13.2°C.
◦ more dense allotrope and raise the transition temperature of 13.2°C.
◦ less dense allotrope and raise the transition temperature of 13.2°C.

Question 2

What element was one of the "holes" in Mendeleev's periodic table?
◦ Pb
◦ Ge
◦ Si
◦ Sn


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by mikaylakyoung on Feb 15, 2020

Sarahjh

  • Sr. Member
  • ****
  • Posts: 370
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly




mikaylakyoung

  • Member
  • Posts: 531
Reply 2 on: Feb 15, 2020
:D TYSM


Liamb2179

  • Member
  • Posts: 365
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

For a complete list of videos, visit our video library