Chemistry, 30.04.2021 21:30 elizabethwaller8104
The thickness and temperature range of the stiffer mantle is about... *
1000 km, 700 to 3000 C
2000 km, 2600 to 5000 C
2300 km, 700 to 3000 C
2300 km, 2600 to 5000 C
Answers: 2
Chemistry, 22.06.2019 14:00
What mass of natural gas (ch4) must you burn to emit 276 kj of heat?
Answers: 1
Chemistry, 23.06.2019 10:20
El amoniaco y el fluor reaccionan para formar tetrafluoruro de dinitrogeno y fluoruro de hidrogeno. segun la reaccion: nh3 + f2 ⇒ n2f4 + hf si reaccionan 5 gramos de amoniaco y 20 gramos de fuor, ¿cuantos gramos de fluoruro de hidrogeno se producen?
Answers: 2
Chemistry, 23.06.2019 11:50
Achemist needs to prepare a buffer solution of ph 8.80. what molarity of nh3 (pkb = 4.75) is required to produce the buffer solution if the (nh4)2so4 in the solution is 1.8 m?
Answers: 1
The thickness and temperature range of the stiffer mantle is about... *
1000 km, 700 to 3000 C
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