When the equations Na + O2 → Na2O is balanced the coefficient for O2 is
a) 1
b) 2
c) 3<...
Answers: 2
Chemistry, 21.06.2019 17:10, shafferakr6
There are 6.022 x 10^23 atoms of hg in 1 mole of hg. the number of atoms in 4.5 moles of hg can be found by multiplying 4.5 by 6.022 x 10^23 a. 2.7 x 10^24 b. 27 x 10^23 c. 2.71 x10^24 d. 27.099 x 10^23
Answers: 3
Chemistry, 22.06.2019 02:00, bernicewhite156
Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.
Answers: 2
Chemistry, 23.06.2019 03:30, Ramann03
27 drag each label to the correct location on the image. a particular exosolar system has five planets in total: a, b, c, d, and e. the table lists the orbital periods of these planets in days. planet orbital period (days) a 600 b 80 c 1,000 d 500 e 100 move each planet to its orbit in the system.
Answers: 3
Chemistry, 08.03.2021 01:50
History, 08.03.2021 01:50
History, 08.03.2021 01:50
Mathematics, 08.03.2021 01:50
Mathematics, 08.03.2021 01:50
Mathematics, 08.03.2021 01:50
Mathematics, 08.03.2021 01:50