So I want to experiment something, I found that people with the zodiac sign Gemini and Sagittarius are very compatible. and I want to see how accurate it really is if ur down lmk. YOU HAVE TO BE A GEMINI, SINGLE, and older than 16 NO LINKS!!

Which best describes how johannes kepler developed his laws of planetary motion

Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.