December 2019 2 2K Report
A formula quimica da sacarose, o açúcar comum, é C12 H22 O11. Quantos átomos há nessa molécula? Há quantos elementos químicos diferentes? E uma substância simples ou composta?
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o que e radical,desinencia? me ajudem!pf
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Um pintor,para obter 20L de tinta de certa tonalidade,misturou tres cores.Sabendo que da mistura nove sobre vinte era de tinta branca, um sobre quatro de tinta vermelha, e tres sobre dez de tinta azul, quantos litros de cada cor de tinta o pintor misturou? Me ajudem,isso e do meu irmao,pirem eu nao lembro como faz kkk Obrigada
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Gente, me ajudem..Preciso sabe o oposto das palavras a seguir I PASSED my exams last week. Have you ever BORROWED money from a friend? Do you think they're going to WIN the championship? She always REMEMBERS people's names. I SENT an email to my sister yesterday. What time does the plane LEAVE? He's never LEARNED English. Maria's very good at BREAKING things. I'll probAbly CATCH the train tonight.
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Gente..por favor,me digam qual o nome dessa obra
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