Answers: 2
Chemistry, 21.06.2019 14:30
Janel’s class studied properties of matter and how matter can change. janel decided she would do an experiment mixing baking soda and vinegar.question: describe the properties of baking soda and vinegar, and explain the changes that janel should see when she mixes the two types of matter. •first, identify the physical state of matter of baking soda. describe another property of baking soda. •next, identify the physical state of matter of vinegar. describe another property of vinegar. •then, explain what janel should see when she mixes the baking soda and vinegar. •describe the states of matter of the new materials that are formed. •explain how janel can be certain a change has occurred. me
Answers: 3
Chemistry, 22.06.2019 10:00
Americium-241 undergoes fission to produce three neutrons per fission event. if a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass? check all that apply. remove a deflective shield surrounding the sample. remove absorbent material mixed in with the sample. compress the sample of americium-241.
Answers: 1
Chemistry, 23.06.2019 09:30
What is the best describtion of the side of the moon that faces earth?
Answers: 1
Chemistry, 23.06.2019 10:30
How is it possible for someone to put an ear to a wall and hear someone in the next room? a.sound waves can travel though solids. b.the waves travel from room to room via air. c.there must be some air in the wall so the sound can travel through it. d.sound waves change to electromagnetic waves and then back again.
Answers: 1
What part of ear caries electrical impulses to the brain?...
Mathematics, 11.01.2020 22:31
Social Studies, 11.01.2020 22:31
Mathematics, 11.01.2020 22:31
Mathematics, 11.01.2020 22:31
English, 11.01.2020 22:31
History, 11.01.2020 22:31
Mathematics, 11.01.2020 22:31
English, 11.01.2020 22:31
Mathematics, 11.01.2020 22:31
Mathematics, 11.01.2020 22:31
Physics, 11.01.2020 22:31
Chemistry, 11.01.2020 22:31
Spanish, 11.01.2020 22:31