Answers: 3
Chemistry, 22.06.2019 09:30
In 2002, the rare earth elements mine in mountain pass, california was closed because
Answers: 1
Chemistry, 23.06.2019 01:00
Imagine if during the cathode ray experiment, the size of the particles of the ray was the same as the size of the atom forming the cathode. which other model or scientific observation would have also been supported? 1. this would support dalton's postulates that proposed the atoms are indivisible because no small particles are involved. 2. this would support bohr's prediction about electrons moving in orbits having specific energy. 3. this would support bohr's prediction about electrons being randomly scattered around the nucleus in the atom. 4. this would support dalton's postulates that proposed that atoms combine in fixed whole number ratios to form compounds.
Answers: 1
Chemistry, 23.06.2019 04:10
Which of the following is described by the equation h2o(s)+ heat=h2o(i) a freezing melting condensing evaporating
Answers: 2
What is the main exception in the atomic radius? Explain....
Mathematics, 12.11.2020 16:50
History, 12.11.2020 16:50
Mathematics, 12.11.2020 16:50
Mathematics, 12.11.2020 16:50
Physics, 12.11.2020 16:50
Chemistry, 12.11.2020 16:50
Mathematics, 12.11.2020 16:50
Chemistry, 12.11.2020 16:50
History, 12.11.2020 16:50