subject
Chemistry, 17.08.2021 23:20 michellen2020

Explain the law of conservation of energy.

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 21.06.2019 20:30
1. calculate the approximate enthalpy of the reaction in joules. estimate that 1.0 ml of vinegar has the same thermal mass as 1.0 ml of water. iqnore the thermal mass of th sodium bicarbonate. note: it takes about 4.2 joules () to change 1.0 gram (1.0ml) of water 1.0 c
Answers: 2
question
Chemistry, 22.06.2019 02:40
Consider the nuclear equation below. 239/94 puβ€”-> x+ 4/2 he. what is x?
Answers: 2
question
Chemistry, 22.06.2019 20:20
The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.
Answers: 1
question
Chemistry, 22.06.2019 21:50
Answer the questions about this reaction: nai(aq) + cl2(g) β†’ nacl(aq) + i2(g) write the oxidation and reduction half-reactions: oxidation half-reaction: reduction half-reaction: based on the table of relative strengths of oxidizing and reducing agents (b-18), would these reactants form these products? write the balanced equation: answer options: a. 0/na -> +1/na+1e- b. nai(aq) + cl2(g) β†’ nacl(aq) + i2(g) c. +1/na+1e- -> 0 /na d. -1/2i -> 0/i2+2e- e. no f. 4nai(aq) + cl2(g) β†’ 4nacl(aq) + i2(g) g. 2nai(aq) + cl2(g) β†’ 2nacl(aq) + i2(g) h. 4nai(aq) + 2cl2(g) β†’ 4nacl(aq) + 2i2(g) i. nai(aq) + cl2(g) β†’ nacl(aq) + i2(g) j. 0/cl2+2e -> -1/2cl- k. yes
Answers: 1
You know the right answer?
Explain the law of conservation of energy....
Questions
question
Mathematics, 22.04.2020 23:05
Questions on the website: 13722367