- By using number 7,3,7,3 can you get number 24 by using any mathematical signs (+, - , x, /)?

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How many grams of O2(g) are needed to completely burn 37.6 g of C3H8(g)? Chemistry question?? How much heat energy does it take to make a sample of liquid nitrogen vaporize? Lalongitud de un rectangulo es el doble de su altura que dimenciones puede tener el rectangulo si el area deve ser maximo de 162 cm cuadrado? 4Cr + 3O2 -> 2Cr2O3 How Many Moles of chromium are needed to react with 45.6 g of oxygen? My answer was 1.9molCr but Idk if its right? How many distinct lobes are there on the lateral surface of cerebral hemisphere?