Chemistry, 16.10.2020 08:01 ibrahimharoon
Why does a rock become a metamorphic rock?
A}because of magma hardening under the surface
B]because of great heat and pressure
C]because of time and compaction
D]because of lava hardening on the surface
Answers: 3
Chemistry, 22.06.2019 07:40
22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g
Answers: 1
Chemistry, 22.06.2019 10:30
Which characteristics can be used to differentiate star systems? check all that apply.
Answers: 2
Why does a rock become a metamorphic rock?
A}because of magma hardening under the surface
B]b...
B]b...
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