HeELP BRAINLIES
Question 10
The amounts of two elements X and Y in three samples of an unknow...
Chemistry, 28.01.2021 05:10 jalenrussell321
HeELP BRAINLIES
Question 10
The amounts of two elements X and Y in three samples of an unknown
substance are as follows: 10,0 g X and 10,0 g Yin Sample 1, 18.0 g X and
12.0 g Yin Sample 2, and 6,0 g X and 2.0 g Y in Sample 3. This substance is
-likely a mixture
-likely an element
-either a compound or an element, but cannot be a mixture
-likely a compound
Answers: 1
Chemistry, 22.06.2019 18:00
What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
Answers: 1
Chemistry, 22.06.2019 22:10
Determine the ph of 0.10 m nh3 solution. nh3 is a weak base with a kb equal to 1.8 x 10-5 round answer to nearest whole number.
Answers: 1
Chemistry, 22.06.2019 23:00
How does the value of the equilibrium constant show that a reaction reaches equilibrium very quickly? (a) the equilibrium constant is large. (b) the equilibrium constant is small. (c) the equilibrium constant is zero. (d) the value of the equilibrium constant does not show how quickly a reaction comes to equilibrium.
Answers: 1
Health, 03.11.2021 01:20
Geography, 03.11.2021 01:20
Health, 03.11.2021 01:20
Social Studies, 03.11.2021 01:20
English, 03.11.2021 01:20
English, 03.11.2021 01:20
Mathematics, 03.11.2021 01:20
English, 03.11.2021 01:20
Mathematics, 03.11.2021 01:30