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Maria and Elena want to answer the question of whether plants grow better with natural sunlight or artificial light by conducting an experiment.

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1y ago

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Maria would like to determine how mixing two solutions that chemically react with each other affects the density of the solutions Maria hypothesizes that the solutions will increase in density Maria?

Maria's hypothesis is incorrect. When two solutions react chemically with each other, they may form a new compound with a different density, or the density may remain the same. The change in density depends on the specific reaction and the properties of the new compound formed. Maria should conduct an experiment to determine the actual effect on density.


While performing chores Maria noticed that she would get shocked each time she touched her washing machine. Which of the following statements is not a reasonable explanation for what could have been h?

There was a ground wire attached to the outlet.


Who were Dmitri Mendeleev's parents?

Dmitri Mendeleev's parents were Ivan Pavlovich Mendeleev and Maria Dmitrievna Mendeleeva. Ivan Mendeleev was a teacher and Maria Mendeleeva came from a wealthy family. Mendeleev was the youngest of their 17 children.


What is carmens real name from tracey beaker?

Amy - Leigh Hickman is Carmens real name .


Maria and Miquel were enjoying the fireworks when they got into a chemistry argument. Maria insisted that the fireworks were the result of a chemical reaction. Miguel disagreed. What would you tell th?

I would tell them that fireworks are indeed the result of a chemical reaction. The colors in fireworks are produced by different metal salts that emit light when heated during combustion, creating the colorful displays we see in the night sky.