Chemistry
← Back

Science Bowl Question

📅 NSB 2017🎓 HS🔄 Round 9#️⃣ Q12❓ TOSS-UP📝 Multiple Choice

A student obtained a low value when he attempted to measure the number of waters of hydration in a sample of calcium sulfate. Which of the following mistakes could lead to the erroneous result?

W) The sample was not heated enough
X) The sample was heated too much
Y) A balance that gave uniformly high readings was used
Z) A balance that gave uniformly low readings was used
🚀

Take Your Prep to the Next Level

Practice with interactive modes, adaptive testing, and detailed stats on our main app.

Launch Interactive Practice