1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Georgia [21]
3 years ago
7

You are making a temperature measurement with a lab thermometer. The increments (markings) are 1°C. You see that the temperature

is about 1/3 of the way from 21°C to 22°C. How would you record this temperature? How many significant figures does it have? In what place value is the smallest certain digit? In what place value (tens, ones, tenths, etc.) is the uncertain digit?
Chemistry
1 answer:
algol [13]3 years ago
8 0

Answer: 21.3, 3 sig figs, units certain, tenths uncertain

Explanation:

You might be interested in
An atom contains 6 protons what element is that​
Degger [83]
6 protons would be Carbon, C
6 0
4 years ago
Describe the difference between Al3+<br> and N3-
wariber [46]
Al3+ is cation due to its positve charge
N3- is an anion due to its negative charge
4 0
4 years ago
Is this correct? also for the mass i have to round it to the closest whole number
11Alexandr11 [23.1K]
A lithium atom has 3 protons and 3 electrons. It can lose one of its electrons, making it an ion. It now has more positive protons than electrons so it has an overall positive charge. Overall charge is +1
8 0
3 years ago
Who was the first person to discover the existence of electrons​
k0ka [10]
Electron was discovered by J. J. Thomson in 1897 when he was studying the properties of cathode ray.
4 0
3 years ago
Read 2 more answers
What type of ossification occurs to form an immovable joint
ipn [44]

Answer:

The type of ossification that occurs is the endomembrane or endochondral.

Explanation:

In this type of joints called SYNARTROSIS, there is no intermediate formation of ligaments or cartilage, with which the bone does not grow from a cartilage ossification, but from undifferentiated cells that will calcify and form bone cells and the main bone units that are the OSTEONAS. The bones that present this type of joints are the skull, in the area of ​​the temporal bone (Temporary Suture) that grow abruptly throughout life and by mechanisms different from those bones that present a joint with movement.

5 0
4 years ago
Other questions:
  • 1) Assume element X has 2 isotopes: X-125 and X-126. For every 100 atoms of X, 30 of them have a mass of 125.0 u and 70 have a m
    12·2 answers
  • What is the pressure exerted by 3.00 mol of ar gas with a volume of 50.0 l at 25.0ºc (298.2 k)?
    11·1 answer
  • What type of atoms typically form covalent bonds
    12·1 answer
  • Which bond is formed due to a high electronegativity difference?
    6·1 answer
  • A 15.0 mL sample of 0.013 M HNO3 is titrated with 0.017 M CH$NH2 which he Kb=3.9 X 10-10. Determine the pH at these points: At t
    15·1 answer
  • If a,b,c are in AP &amp; x, y, z are in GP, prove that: x^(b-c).y^(c-a).z^(a- b) = 1
    5·1 answer
  • Define state of matter ​
    15·1 answer
  • Consider the reaction 2Al + 6HBr → 2AlBr3 + 3H2. If 12 moles of Al react with 12 moles of HBr, what is the limiting reactant?
    5·1 answer
  • Which choice is an element? carbon dioxide water carbon air
    7·1 answer
  • PLEASE HELP ME!!!!! I NEED REAL HELP PLEASE I KEEP GETTING NON REAL ANSWERS!!
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!