2 C2H6(9) + 7 O2(g) ---> 4 CO2(g) + 6 H2O(g). AH = -1560.7 kJ/mol Which direction with the equilibrium shift if oxygen is removed?​

Why did southern business leaders want to increase the number of slaves

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural. question 2 reflects a moral or social value. question 3 refers to something that can be measured. question 4 reflects a question that can’t be observed.

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks. energy was destroyed inside the blocks. energy was absorbed into the blocks from outside the system. energy was transferred from the warmer block to the cooler block.