Sirius has an absolute magnitude of 1.4 but an apparent magnitude of -1.46. Explain the difference. O Fusion is greater at -1.46
O Sirius is closer to us, therefore appears brighter than it actually is.
O Sirius burns brighter at certain times of the year.
O Fusion is greater at 1.4

Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. the values of phosphorous acid are 1.30 6.70 calculate the ph for each of the given points in the titration of 50.0 ml of 1.5 m h3po3(aq) with 1.5 m koh(aq) .

Air can be considered a mixture. which statement does not explain why?

How does a coronal mass ejection (cme) affect the solar wind? a cme adds more particles to the solar wind, intensifying it. a cme blocks the solar wind, causing it to fade. a cme does not affect the solar wind but it does affect auroras. a cme increases the amount of energy in the solar wind.