3rd Trimester - Quiz 1 - 9th - Chemistry (25 - 26)

Unit Conversion

100

Convert 155 yards (yd) to meters (m)

141.68 m

200

Double Points!!

How many Kilograms (kg) are the equivalent to 750 ounces (oz)

21 kg

300

Convert 260  liters (l) into gallons (gal)

68.69 gal

400

Convert 0.25 miles (mi) to inches (in)

15,840 inches

500

Convert 12 kilometers (km) to feet (ft)

39,372 ft

The Mole 1

100

Calculate the number of Be atoms in 0.95 mol of Be

5.72x10²³ atoms

200

Calculate the number of moles of Mg in 3.4x10²⁴ atoms of Mg

5.64 mol

300

Calculate the number of NO₂ molecules in 1.46 mol of NO₂

8.79x10²³ molecules

400

Double Points!!

Calculate the number of moles of CaBr₂ in 1.56x10²³ molecules of CaBr₂

0.26 mol

500

Calculate the number of molecules of Cr₂(CO₃)₃ in 4.9 mol of Cr₂(CO₃)₃

2.95x10²⁴ molecules

The Mole 2

100

Triple Points!!

Calculate the number of Ba atoms in 0.05 mol of Ba

3.01x10²² atoms

200

Calculate the number of moles of Ag in 3.4x10²² atoms of Ag

0.056 mol

300

Calculate the number of CO₂ molecules in 4.3 mol of CO₂

2.59x10²⁴ molecules

400

Calculate the number of moles of CuF₂ in 1.56x10²⁴ molecules of CuF₂

2.59 mol

500

Calculate the number of molecules of Mn₃(PO₄)₂ in 0.35 mol of Mn₃(PO₄)₂

2.11x10²³ molecules

Molar Mass 1

100

What´s the molar mass of Magnesium (Mg)?

24.31 g/mol

200

What´s the molar mass of Platinum (Pt)?

195.08 g/mol

300

Triple Points!!

Determine the molar mass of FeCl₃

162.2 g/mol

400

Determine the molar mass of F₃N₇

155 g/mol

500

Determine the molar mass of Al₂(CO₃)₃

233.99 g/mol

Molar Mass 2

100

What´s the molar mass of Silicon (Si)?

28.09 g/mol

200

Triple Points!!

What´s the molar mass of Copper (Cu)?

63.55 g/mol

300

Determine the molar mass of N₂O₅?

108.02 g/mol

400

Determine the molar mass of CuSO₄

159.61 g/mol

500

Determine the molar mass of Co(HSO₄)₂

253.07 g/mol