Atividade Potencial Hidrogenionico
Quiz
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
Márcio Emanuel
Used 5+ times
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11 questions
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1.
OPEN ENDED QUESTION
3 mins • Ungraded
Nome completo e Turma:
Evaluate responses using AI:
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De acordo com a aula de Potencial Hidrogeniônico (PH), qual a sua total escala?
1 a 13
0 a 14
0 a 6
8 a 14
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na aula de laboratório, vimos que que através do repolho roxo conseguimos identificar o pH das soluções através das cores. Qual solução acima possui um PH ácido?
1
2
3
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O repolho roxo contém altos níveis de antioxidantes e fitoquímicos, além de vitaminas C, E e A, que ajudam a manter a pele hidratada, macia, suave e com o seu brilho natural. Qual o nome do pigmento presente no repolho onde podemos observar o pH das soluções através das cores?
Enzima
Proteínas
Antocianina
Vitamina C
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma substância que não é ácida nem básica é denominada de neutra. Quais das alternativas abaixo define melhor esse conceito?
PH: 6 Cor:Roxo
PH: 7 Cor: Incolor
PH: 8 Cor: Incolor
PH: 7 Cor: Roxo
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Defina a escala de substâncias ácidas abaixo:
0 a 14
0 a 6
0 a 7
8 a 14
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Defina a escala de base abaixo:
0 a 7
0 a 6
0 a 14
8 a 14
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