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 ☹️​

(04.05 hc) analyze the given diagram of the carbon cycle below. part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.