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Chemistry, 19.03.2021 19:10 dgayles8761
En 200 gramos de carburo de potasio ,cuya fórmula química es K4C , Cuántos moles de esa sustancia existen ?
A) 1.19
b)0.84
C)3.92
¿Cual es la masa molar de ácido crítico cuya fórmula es C6H8O7
A)138
B)180
C)192
D)150
alguien me puede ayudar es para hoy ☹️
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