kezdennis711 kezdennis711

04-07-2021
Chemistry

contestada

Can anyone answer these 4 questions?

Can anyone answer these 4 questions class=

Respuesta :

shreyaharia10 shreyaharia10

04-07-2021

Answer:

1. Na2CO3 + 2HCl --> 2NaCl + CO2 + H2O

2. 2NaOH + H2SO4 --> Na2SO4 + H2O

3. CaCO3 + 2HCl --> CaCl2 + CO2 + H2O

4. 4Na + O2 --> 2Na2O

Answer Link

Otras preguntas

By amplifying soft sounds but not loud sounds, digital hearing aids produce a sensory interaction. b compressed sound. c subliminal stimulation. d sensory c

write a short paragraph about things you should and shouldnot do to stay healthy( at least 50 words)

A buffer is prepared by mixing hypochlorous acid ( HClO ) and sodium hypochlorite ( NaClO ) . If a strong base, such as NaOH , is added to this buffer, which bu

Research and development costs should be: A. Expensed in the period incurred. B. Expensed in the period they are determined to be unsuccessful. C. Deferred pend

How was the haitian revolution successful? How was it not?

When revising a research paper the first step is to

Mr. Santo has not left his home for 10 years for fear of having a panic attack. When he does think of leaving his home, he begins to hyperventilate, shake, and

12 is at most a number decreased by seven

The black graph is the graph of y=f(x). Choose the equation for the red graph. Please help!!!

The pressure on 3.65L of anesthetic gas changes from 255kPa to 99.7kPa. What is the new volume if the temperature stays constant?