jetth3886 jetth3886

11-01-2024
Chemistry

contestada

There's a mixture of Na2CO3 and NaHCO3. Two samples of 25cm3 of this mixture is titrated using 0.1 Moldm-3 HCl with phenothaline and methyl orange. 10cm3 and 30cm3 of HCl was used respectively. 25cm3 from the sample was reacted using Ba(OH)2. Whats the mass of the precipitation ?

Respuesta :

Otras preguntas

In Nigeria, many women who run market stalls in urban areas use mobile phones to easily coordinate prices with each other in different parts of the city. This i

9/4 divided by 3/4 =

I need help....Help me please .

What is the binomial expansion of (x + 2)4?

Which expression is equivalent to

It costs $2.75 to enter an arcade. Each game costs $1.25. You have $14. How many games can you play?

Consider a perfect gas that occupies 2.5 dm3 at a pressure of 3.00 bar. The gas is compressed at a constant pressure pex , so that the final volume is 0.5 dm3 .

Which of these was used as a model service during the development of Twitter

Vica89% of what is 34?

Communicable diseases have certain causative agent. Justify. Plz answer fast.