Which elements consists of a metal a matalloid and a noble gas
1) aluminum, sulfur, argon
...
Answers: 2
Chemistry, 22.06.2019 12:00
A5.000 g sample of niso4 h2o decomposed to give 2.755 g of anhydrous niso4. what is the formula of the hydrate? what is the full chemical name for the hydrate? what is the molar mass of the hydrate? niso4β’_h2o what is the mass % of water in the hydrate?
Answers: 1
Chemistry, 22.06.2019 12:00
An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d
Answers: 3
Chemistry, 22.06.2019 21:00
Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon
Answers: 1
Geography, 10.12.2020 04:00
Mathematics, 10.12.2020 04:00
Mathematics, 10.12.2020 04:00
Arts, 10.12.2020 04:00
Mathematics, 10.12.2020 04:00
Mathematics, 10.12.2020 04:00
Mathematics, 10.12.2020 04:00
Mathematics, 10.12.2020 04:00
Mathematics, 10.12.2020 04:00
History, 10.12.2020 04:00