Drag and drop answer hord O2(g) + 2 H20
2N2(g) +
ding and to answer how
Ca3(PO4)2 + 6Naci
drag and drop where
CaCl2 + 2Na3PO4 ->
100

What type of scientific model does the flow chart represent? (a chart of the scientific process) a. conceptual b. mathematical c. physical d. virtual

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

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.