The standard internal energy change for a reaction can be symbolized as δ∘rxn or δ∘rxn. For each reaction equation, calculate the energy change of the reaction at 25 ∘c and 1. 00 bar. Sn(s)+2cl2(g)⟶sncl4(l)δH∘rxn=−511. 3 kj/mol.

Match the scsi standard to the definition that best describes it. 1. also called ultra scsi; has a transfer rate up to 30 mbps and 8-bit bus 2. transfer rate of 5 mbps and 8-bit bus 3. also called firewire; has a transfer rate up to 100 mbps and can connect up to 63 devices 4. consists of two protocols; fast scsi with speeds up to 10 mbps using an 8-bit bus and wide scsi, which uses 16- or 32-bit buses serial scsi scsi-2 scsi-3 scsi-1

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Compared with the cost of tuition, fees, and books for a traditional college course, the cost of a clep exam is: