J2_第3章_溶解度曲线

Quiz
•
Science
•
8th - 9th Grade
•
Medium
W.Y. Tan
Used 11+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
正确的是。。。
NaCl的溶解度不受温度的影响
KNO3的溶解度大于NaCl的溶解度
t1℃时,100 g KNO3的饱和溶液中含有20 g KNO3
t2℃时,NaCl的饱和溶液与KNO3的饱和溶液中溶质的质量分数相等
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
错误的是。。。
在30℃时,氢氧化钙的溶解度为0.20g
氢氧化钙的溶解度随温度升高而降低
升高温度可使氢氧化钙的不饱和溶液转化饱和溶液
增加溶质可使氢氧化钙的不饱和溶液转化为饱和溶液
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
不正确的是。。
硝酸钾的溶解度随温度升高而增大
t1℃时,氯化钠和硝酸钾的溶解度相同
将t2℃时的硝酸钾饱和溶液降温到t1℃,有晶体析出
t2℃时,80g硝酸钾溶于100g水中可制得饱和溶液
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
30℃时,将40g固体A和40g固体B分别充分溶解于100g水中,所得溶液的质量较大的是
A
B
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
在10℃温度时,分别使100g A 和 B 饱和溶液中水分完全蒸发,得到固体质量较多的是
A
B
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
t1℃时,甲物质的溶解度 乙物质的溶解度
>
=
<
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
溶解度受温度影响变化较大的是 物质
甲
乙
Create a free account and access millions of resources
Similar Resources on Wayground
15 questions
初三 第3章 金属和非金属

Quiz
•
9th Grade
10 questions
初三科学 CH9

Quiz
•
7th - 9th Grade
12 questions
第二章:水的密度和压强

Quiz
•
8th Grade
12 questions
Acid Alkaline indicator and pH scale

Quiz
•
8th Grade
15 questions
初二复习 第三章

Quiz
•
8th Grade
13 questions
理化109

Quiz
•
8th - 9th Grade
16 questions
科学模拟考卷

Quiz
•
7th - 8th Grade
15 questions
1.酸と塩基

Quiz
•
9th Grade
Popular Resources on Wayground
55 questions
CHS Student Handbook 25-26

Quiz
•
9th Grade
10 questions
Afterschool Activities & Sports

Quiz
•
6th - 8th Grade
15 questions
PRIDE

Quiz
•
6th - 8th Grade
15 questions
Cool Tool:Chromebook

Quiz
•
6th - 8th Grade
10 questions
Lab Safety Procedures and Guidelines

Interactive video
•
6th - 10th Grade
10 questions
Nouns, nouns, nouns

Quiz
•
3rd Grade
20 questions
Bullying

Quiz
•
7th Grade
18 questions
7SS - 30a - Budgeting

Quiz
•
6th - 8th Grade
Discover more resources for Science
20 questions
Lab Safety and Equipment

Quiz
•
8th Grade
24 questions
Flinn Lab Safety Quiz

Quiz
•
5th - 8th Grade
20 questions
Scientific method and variables

Quiz
•
8th Grade
20 questions
Lab Safety review

Quiz
•
8th Grade
10 questions
Lab Safety Essentials

Interactive video
•
6th - 10th Grade
20 questions
Lab Safety

Quiz
•
8th Grade
10 questions
Scientific Method

Lesson
•
6th - 8th Grade
20 questions
States of Matter and Changes

Quiz
•
8th Grade