Look at the four chemical reactions.
Reaction 1: 4Na + O2 → 2Na2O
Reaction 2: 2NaCl → 2Na + C...
![Chemistry](/tpl/images/cats/himiya.png)
Chemistry, 23.10.2020 23:20, Petlover6975
Look at the four chemical reactions.
Reaction 1: 4Na + O2 → 2Na2O
Reaction 2: 2NaCl → 2Na + Cl2
Reaction 3: CaCO3 → CaO + CO2
Reaction 4: 2KClO33 → 2KCl + 3O2
Which statement identifies the reaction that is different from the rest and explains correctly why it is different?
Reaction 2, because two ions are interchanged
Reaction 2, because two products are formed
Reaction 1, because a single product is formed
Reaction 1, because a single ion is replaced in a compound
![answer](/tpl/images/cats/otvet.png)
Answers: 1
Other questions on the subject: Chemistry
![image](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 21:30, cicimarie2018
Which statements are true about electrolysis? check all that apply. electrolysis requires an acid be present. electrolysis is described by two half-reactions. electrolysis is not an industrial process. electrolysis results in commercially valuable products. electrolysis involves the transfer of electrons. reduction results in the loss of electrons. oxidation results in the loss of electrons.
Answers: 1
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 06:00, giusto1894
24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm
Answers: 2
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:30, Wookas8355
Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space
Answers: 2
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:00, kayla32213
Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt
Answers: 1
Do you know the correct answer?
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 21.09.2020 14:01
![Konu](/tpl/images/cats/mat.png)
Mathematics, 21.09.2020 14:01
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 21.09.2020 14:01
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/health.png)
Health, 21.09.2020 14:01
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 21.09.2020 14:01