Una disolución acuosa de ácido fosfórico H3PO4, (MM = 98,0 [g/mol]) al 85,0% m/m tiene una densidad de 1,71 [g/mL]. A partir de esta información, determine: a) Porcentaje masa – volumen.
b) Concentración molar [mol/L].

During photosynthesis, plants transform electromagnet energy from the sun into chemical energy.

I’m not sure what your trying to say here.. can you clarify again?

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.