Chemistry, 25.10.2021 18:00, JalenBunting2441
1. A 50g block of aluminum at-100°C is submerged in 30g of water at 20°C.
Cwater = 4.184 J/gºC
CA = 0.89 J/gºC
AHrus water = 334 J/g
a. What is the final temperature of both substances?
b. How much energy is gained by the block of aluminum?
Answers: 1
Chemistry, 22.06.2019 07:20, letsbestupidcx2314
Which of these conditions most likely produces an unstable isotope?
Answers: 1
Chemistry, 22.06.2019 13:00, nauticatyson9
Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?
Answers: 1
Chemistry, 22.06.2019 21:30, emmalucilleblaha1995
Achemical reaction is done in the setup shown, resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?
Answers: 1
Chemistry, 23.06.2019 08:00, sassy11111515
Match the vocabulary terms to their definitions. 1 . a long, chain-like set of molecules made up of repeating units joined end to end polymer 2 . a hard, brittle, heat- and corrosion-resistant material made by subjecting a nonmetallic mineral mixture to intense heat ceramic 3 . a plastic with low elongations that cannot be recycled thermoset 4 . a carbon fiber embedded in a polymer resin matrix thermoplastic 5 . a plastic with high elongations that can be recycled crystal 6 . a solid form resulting from the arrangement of atoms, ions, or molecules in definite geometric patterns composite
Answers: 1
1. A 50g block of aluminum at-100°C is submerged in 30g of water at 20°C.
Cwater = 4.184 J/gºC
Mathematics, 17.08.2020 20:01
Physics, 17.08.2020 20:01
Mathematics, 17.08.2020 20:01
Mathematics, 17.08.2020 20:01
Mathematics, 17.08.2020 20:01
Chemistry, 17.08.2020 20:01