2. a) What elements are represented by the following chemical formulas (or element symbol)? Do not write compound names but the elements in the compounds. Which of the following are homoatomic and which are heteroatomic? Which are elements and which are compounds?
i) Au
IIl) SnF2
v) l2
ii) Ca
iv) Pb(CN)2
Answers: 3
Chemistry, 22.06.2019 03:30, jabper5522
At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k
Answers: 1
Chemistry, 22.06.2019 04:30, terrancebest
Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat
Answers: 2
Chemistry, 22.06.2019 12:30, kaliyab191
Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
Answers: 2
2. a) What elements are represented by the following chemical formulas (or element symbol)? Do not w...
Mathematics, 09.04.2021 17:50
Mathematics, 09.04.2021 17:50
Health, 09.04.2021 17:50
Arts, 09.04.2021 17:50
English, 09.04.2021 17:50