sarahaf04 sarahaf04

23-03-2020
Chemistry

contestada

Suppose that you massed out 3.50 g of sodium carbonate, Na2CO3. How many moles would you have?

Respuesta :

hollandgrzesiak hollandgrzesiak

23-03-2020

Answer: 0.0330 moles Na2CO3

Explanation: You divide 3.50 grams by the molar mass of Na2CO3, which is 105.99 g/mol. The grams will cancel out and you're left with 0.0330 moles NA2CO3. The answer will have 3 sig figs.

Answer Link

Otras preguntas

Automatic stabilizers are critical to the success of supply-side policies. True or False

Of all the yoga students in a particular area, 20% study with Patrick and 80% study with Carl. We also know that 8% of the yoga students study with Patrick and

Is a favored vocal texture during the baroque period

Why do you think the Allies decided to divide Germany into 4 zones of occupation?

we rode many of the rides at the theme park is this a compound noun

John Kennedy won the 1956,1960,or 1964 presidential election by the narrowest of margins

What is a transverse wave? a. particles that travel parallel to the direction of energy movement b. particles that travel in a reverse direction to the direct

Which of the following is not true of silver? a. It has the highest electrical conductivity of all metals. b. It is a precious metal used to make ornaments, je

I need help figuring out how to do this.

Temperature can weather rocks because _____. most rocks do not absorb heat evenly water contracts when it freezes heat can cause minerals to oxidize rocks usual