1.) which of these is the balanced equation for this reaction?
a.) ch4 + o2 → co2 + h2o
...
1.) which of these is the balanced equation for this reaction?
a.) ch4 + o2 → co2 + h2o
b.) ch4 + o2 → co2 + 2h2o
c.) ch4 + o2 → co2 + 4h2o
d.) ch4 + 2o2 → co2 + 2h2o
2.) carbon monoxide burns readily in oxygen to form carbon dioxide. co + o2? co2 what coefficient values will balance the reaction shown above?
a.1,1,1
b.1,2,2
c. 2,1,2
d. 2,2,1
3.) which of these is the balanced equation for this reaction?
a.) sio2 + 4hf → sif4+ h2o
b.) sio2 + hf → sif4 + 2h2o
c.) sio2 + 2hf → sif4 + h2o
d.) sio2 + 4hf → sif4 + 2h2o
4.) which of these is the balanced equation for this reaction?
a.) as + naoh → na3aso3 + h2
b.) as + naoh → 3na3aso3 + h2
c.) as + naoh → 3na3aso3 + 3h2
d.) 2as + 6naoh → 2na3aso3 + 3h2
5.) which of these is the balanced equation for this reaction?
a.) sici4 + h2o → sio2 + 2hci
b.) sici4 + h2o → sio2 + 4hci
c.) sici4 + 2h2o → sio2 + 4hci
d.) sici4 + 4h2o → sio2 + 4hci
Answers: 1
Chemistry, 22.06.2019 09:40, keiracoles
How many grams of aluminum will there be in 98g of al2o3?
Answers: 1
Chemistry, 22.06.2019 20:00, SpiritedAway7087
In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation:
Answers: 3
Chemistry, 23.06.2019 00:10, Rubendelarosa1529
Covalent compounds: mastery test select the correct answer what is formed when atoms join together with a covalent bond? a. an ion b. a molecule c. a neutral atom d. a noble gas
Answers: 3
Chemistry, 12.02.2021 18:00
Geography, 12.02.2021 18:00
Spanish, 12.02.2021 18:00
Mathematics, 12.02.2021 18:00
Mathematics, 12.02.2021 18:00
Computers and Technology, 12.02.2021 18:00