Answers: 1
Chemistry, 22.06.2019 06:00, citlalli30
An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
Answers: 2
Chemistry, 23.06.2019 01:20, cedricevans41p4j3kx
Use the de broglie's wave equation to find the wavelength of an electron moving at 4.5 × 106 m/s. show your work. note: h= plank's constant (6.62607 x 10-34 j s)
Answers: 1
Chemistry, 23.06.2019 02:00, matthewsorrow02
What is the mass of 0.750 mole of aluminum oxide, al2o3?
Answers: 1
Chemistry, 23.06.2019 06:00, hopechinn6646
Complete the sentences to best explain the ranking. match the words below to the appropriate blanks in the sentences. a less polar bondhigher molar massion-dipole forcesstronger intermolecular forcesdipole-dipole forcesdispersion forceshydrogen bonding1. h2s and h2se exhibit the following intermolecular forces:.2. therefore, when comparing h2s and h2se the one with a has a higher boiling point .3. the strongest intermolecular force exhibited by h2o is . therefore, when comparing h2se and h2o the one with has a higher boiling point.
Answers: 1
The salts nacl and cacl2 (a) are good conductors of electricity (b) have positive charges (c) have t...
Mathematics, 09.07.2019 08:00
Mathematics, 09.07.2019 08:00
Mathematics, 09.07.2019 08:00