Top answers

All subjects
All levels

How does the reactivity of Group 1 Metals with water change down the group?

This is due to the shielding effect. When a group 1 metal reacts with water the reaction proceeds through the formation of an ionic species MOH where M is any group 1 metal. Since the species for...

JG
Answered by Joseph G. Chemistry tutor
3302 Views

I have trouble visualizing simple harmonic motion, and remembering all the related equations. How should I think about it?

The key is to realize that displacement, velocity and acceleration all vary sinusoidally, with the graph of each being displaced relative to the preceding one by 90 degrees; thinking about these three gra...

GC
Answered by Gianluca C. Physics tutor
1580 Views

Students placed some grass cuttings in a vacuum flask and attached a carbon dioxide sensor. Why would the carbon dioxide levels increase over a period of 20 days?

The decomposing microorganisms that contribute to the decay of the grass must respire and respiration leads to the production and release of carbon dioxide.

GB
Answered by Georgia B. Biology tutor
4730 Views

How does the photoelectric effect provide evidence for a particulate nature of electromagnetic radiation?

The photoelectric effect is light incident on a metal’s surface causing the spontaneous emission of electrons. The classical wave theory of electromagnetic radiation predicted the kinetic energy of emitte...

SA
Answered by Stefano A. Physics tutor
11359 Views

Describe the similarities and differences between RNA and DNA

Similarities: both encode genetic information; both can bind nitrogenous bases adenine, guanine and cytosine; both are polar and have a 5' end and a 3' endDifferences: RNA binds uracil, whereas DNA binds ...

CD
Answered by Conlan D. Biology tutor
4046 Views

We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences