How to conjugate a verb in Spanish

I’m in 7th grade so help please.

Calcula la concentracion de hidronio en la lluvia ácida si el ph es 4.35

In your own life, what are the most important benefits of studying spanish? in other words, why are you studying it? write your response in english.

You have a classmate from the dominican republic, and she just told you that she is starting a new activity at school. you are writing a note stating when she is starting to practice and what clothing she needs for that activity. write two (2) complete sentences in spanish (one question and one answer). remember to use the vocabulary words from this lesson/course only. use the following suggestions as a guide for youryou may copy and paste the accented and special characters from this list if needed: á, á, é, é, í, í, ó, ó, ú, ú, ü, ñ, ñ, ¡, ¿. write one complete sentence stating when your friend is starting the activity, using the él/ella form of the verb empezar a. (e. g., my friend marta is starting to play volleyball tomorrow.) write one complete sentence using the él/ella form of the verbs tener and necesitar to describe what clothing item she needs when she is cold or hot when she does the activity. (e. g., she needs a sweatshirt when she is cold.)