A drain cleaner consists of sodium hydroxide and aluminum. When the drain cleaner is added to water, bubbles of hydrogen are produced, and the solution becomes very hot. Which of these best describes what happens to form the bubbles when the cleaner is added to water?
A. Chemical reaction
B. Condensation
C. Physical change
D. Evaporation
Answers: 1
Chemistry, 22.06.2019 09:20
Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?
Answers: 3
Chemistry, 22.06.2019 14:50
The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 3
Chemistry, 22.06.2019 15:30
A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas
Answers: 1
A drain cleaner consists of sodium hydroxide and aluminum. When the drain cleaner is added to water,...
Mathematics, 11.07.2019 00:00
Health, 11.07.2019 00:00
Mathematics, 11.07.2019 00:00
Mathematics, 11.07.2019 00:00
History, 11.07.2019 00:00
Computers and Technology, 11.07.2019 00:00
Mathematics, 11.07.2019 00:00
Mathematics, 11.07.2019 00:00
Mathematics, 11.07.2019 00:00